The profile at ResearchGate:

http://www.researchgate.net/profile/Carlos_Westphall/

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Links of "OPEN ACCESS PUBLICATIONS" at ResearchGate:
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IN PORTUGUESE:

https://www.researchgate.net/publication/255718506_PRINCPIOS_E_TENDNCIAS_EM_GREEN_CLOUD_COMPUTING?ev=prf_pub

https://www.researchgate.net/publication/254564698_Aperfeioando_a_Gerncia_de_Recursos_para_Nuvens_Verdes?ev=prf_pub

IN ENGLISH:
https://www.researchgate.net/publication/259913665_Provisioning_Resource_Allocation_and_DVFS_in_Green_Clouds

https://www.researchgate.net/publication/256461464_Multi-Tenancy_Authorization_System_with_Federated_Identity_for_Cloud-Based_Environments_Using_Shibboleth?ev=prf_pub

https://www.researchgate.net/publication/259392181_Optimizing_Green_Clouds_through_Legacy_Network_Infrastructure_Management

https://www.researchgate.net/publication/260145977_An_Architecture_for_Risk_Analysis_in_Cloud

https://www.researchgate.net/publication/262144366_Green_Clouds_through_Servers_Virtual_Machines_and_Network_Infrastructure_Management

https://www.researchgate.net/publication/263266957_Operation_Management_Security_and_Sustainability_for_Cloud_Computing

https://www.researchgate.net/publication/254200783_Management_and_Security_for_Grid_Cloud_and_Cognitive_Networks?ev=prf_pub

https://www.researchgate.net/publication/259399614_Decision-Theoretic_Planning_for_Cloud_Computing

https://www.researchgate.net/publication/254561229_Risk-based_Dynamic_Access_Control_for_a_Highly_Scalable_Cloud_Federation?ev=prf_pub

https://www.researchgate.net/publication/254263747_Environment_Services_and_Network_Management_for_Green_Clouds?ev=prf_pub

https://www.researchgate.net/publication/254261315_Provisioning_and_Resource_Allocation_for_Green_Clouds?ev=prf_pub

https://www.researchgate.net/publication/256446757_A_Validation_Model_of_Data_Input_for_Web_Services_(Slides)?ev=prf_pub

https://www.researchgate.net/publication/241677983_Comparison_of_a_Multi_output_Adaptative_Neuro-Fuzzy_Inference_System_(MANFIS)_and_Multi_Layer_Perceptron_(MLP)_in_Cloud_Computing_Provisioning?ev=prf_pub

https://www.researchgate.net/publication/254366302_Challenges_of_Operationalizing_PACS_on_Cloud_Over_Wireless_Networks?ev=prf_pub

https://www.researchgate.net/publication/254341415_Customer_Security_Concerns_in_Cloud_Computing?ev=prf_pub

http://www.researchgate.net/publication/266080250_Autonomic_Intrusion_Detection_System_in_Cloud_Computing_with_Big_Data

https://www.researchgate.net/publication/221430512_Automations_in_Computer_Network_Management_Utilizing_Computational_Intelligence?ev=prf_pub

https://www.researchgate.net/publication/221430464_Using_Fuzzy_Specifications_to_Manage_QoS?ev=prf_pub

https://www.researchgate.net/publication/254200780_An_Approach_for_the_Distribution_of_Network_Management_Policies_with_the_Focus_on_Quality_of_Service?ev=prf_pub

http://www.researchgate.net/publication/266141881_Current_Issues_in_Cloud_Computing_Security_and_Management

https://www.researchgate.net/publication/254347753_Experimental_Assessment_of_Routing_for_Grid_and_Cloud?ev=prf_pub

https://www.researchgate.net/publication/254391024_An_Authentication_for_NonAdjacent_LSRs_in_the_LDP?ev=prf_pub

http://www.researchgate.net/publication/269106062_Legacy_Network_Infrastructure_Management_Model_for_Green_Cloud_Validated_Through

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Links of "NOT OPEN ACCESS PUBLICATIONS" at ResearchGate:
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https://www.researchgate.net/publication/224587188_Intrusion_Detection_for_Grid_and_Cloud_Computing?ev=prf_pub

https://www.researchgate.net/publication/221222788_A_Cloud_Computing_Solution_for_Patient's_Data_Collection_in_Health_Care_Institutions?ev=prf_pub

https://www.researchgate.net/publication/220144318_Toward_an_architecture_for_monitoring_private_clouds?ev=prf_pub

https://www.researchgate.net/publication/232631054_SLA_Perspective_in_Security_Management_for_Cloud_Computing?ev=prf_pub

https://www.researchgate.net/publication/263662548_A_cyclical_evaluation_model_of_information_security_maturity?ev=prf_pub

https://www.researchgate.net/publication/266797722_Cloud_resource_management_a_survey_on_forecasting_and_profiling_models

https://www.researchgate.net/publication/263350914_A_dynamic_risk-based_access_control_architecture_for_cloud_computing

https://www.researchgate.net/publication/263350491_Panoptes_A_monitoring_architecture_and_framework_for_supporting_autonomic_Clouds?ev=prf_pub

https://www.researchgate.net/publication/259715881_Privacy-preserving_Identity_Federations_in_the_Cloud_-_A_Proof_of_Concept

https://www.researchgate.net/publication/220575715_Decentralized_Network_Management_Using_Distributed_Artificial_Intelligence?ev=prf_pub

https://www.researchgate.net/publication/221430419_Simulator_improvements_to_validate_the_Green_Cloud_Computing_approach?ev=prf_pub

https://www.researchgate.net/publication/3640506_Performance_evaluation_for_proactive_network_management?ev=prf_pub

https://www.researchgate.net/publication/220105727_Grids_of_agents_for_computer_and_telecommunication_network_management?ev=prf_pub

https://www.researchgate.net/publication/224633737_A_Grid-based_Intrusion_Detection_System?ev=prf_pub

https://www.researchgate.net/publication/224690653_Grid-M_Middleware_to_Integrate_Mobile_Devices_Sensors_and_Grid_Computing?ev=prf_pub

https://www.researchgate.net/publication/255964728_A_Review_of_PACS_on_Cloud_for_Archiving_Secure_Medical_Images?ev=prf_pub

https://www.researchgate.net/publication/3840338_Security_management_against_cloning_mobile_phones?ev=prf_pub

https://www.researchgate.net/publication/225212637_Distributed_Network_Management_Using_SNMP_Java_WWW_and_CORBA?ev=prf_pub

https://www.researchgate.net/publication/224645659_Towards_Grid-based_Intrusion_Detection?ev=prf_pub

https://www.researchgate.net/publication/220676290_Improvements_in_the_model_for_interoperability_of_intrusion_detection_responses_compatible_with_the_IDWG_model?ev=prf_pub

https://www.researchgate.net/publication/4240527_Grid_Middleware_for_Mobile_Decision_Support_Systems?ev=prf_pub

https://www.researchgate.net/publication/220575752_Extending_TINA_with_Secure_On-Line_Accounting_Services?ev=prf_pub

https://www.researchgate.net/publication/3904811_Security_within_TINA_accounting_architecture_management?ev=prf_pub

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Links of "PRESENTATIONS" at ResearchGate:
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https://www.researchgate.net/publication/256497819_Intrusion_Detection_for_Grid_and_Cloud_Computing_(Slides)?ev=prf_pub

https://www.researchgate.net/publication/256841595_Slides_of_A_Cloud_Computing_Solution_for_Patient's_Data_Collection_in_Health_Care_Institutions?ev=prf_pub

https://www.researchgate.net/publication/256295816_Management_Security_and_Sustainability_for_Cloud_Computing_(Free_Tutorial)?ev=prf_pub

https://www.researchgate.net/publication/256461464_Multi-Tenancy_Authorization_System_with_Federated_Identity_for_Cloud-Based_Environments_Using_Shibboleth?ev=prf_pub

https://www.researchgate.net/publication/256455473_Provisioning_and_Resource_Allocation_for_Green_Clouds_(Slides)?ev=prf_pub

https://www.researchgate.net/publication/256446757_A_Validation_Model_of_Data_Input_for_Web_Services_(Slides)?ev=prf_pub

https://www.researchgate.net/publication/256453609_Comparison_of_a_Multi_output_Adaptative_Neuro-Fuzzy_Inference_System_(MANFIS)_and_Multi_Layer_Perceptron_(MLP)_in_Cloud_Computing_Provisioning_(Slides)?ev=prf_pub

https://www.researchgate.net/publication/256475161_Toward_an_Architecture_for_Monitoring_Private_Clouds_(Slides)?ev=prf_pub

http://www.researchgate.net/publication/269278562_Challenges_Towards_Secure_Internet_of_Things

https://www.researchgate.net/publication/256605701_Slides_of_Performance_evaluation_for_proactive_network_management?ev=prf_pub

https://www.researchgate.net/publication/256456890_Environments_Services_and_Network_Management_for_Green_Clouds_(Keynote_Speech)?ev=prf_pub

http://www.researchgate.net/publication/268631785_Slides_of_Current_Issues_on_Cloud_Computing_Security_and_Management

https://www.researchgate.net/publication/256436567_Management_in_legacy_network_equipment_to_optimize_green_clouds_(Free_Panel)?ev=prf_pub

https://www.researchgate.net/publication/256843197_Slides_of_SLA_Perspective_in_Security_Management_for_Cloud_Computing?ev=prf_pub

https://www.researchgate.net/publication/256761909_Slides_of_GridM_Middleware_to_Integrate_Mobile_Devices_Sensors_and_Grid_Computing?ev=prf_pub

https://www.researchgate.net/publication/268800819_Challenges_in_Cloud_Computing_Security

https://www.researchgate.net/publication/268631785_Slides_of_Current_Issues_on_Cloud_Computing_Security_and_Management

https://www.researchgate.net/publication/256980587_Slides_of_Management_and_Security_for_Grid_Cloud_and_Cognitive_Networks?ev=prf_pub

https://www.researchgate.net/publication/256600464_Slides_of_Distributed_Network_Management_Using_SNMP_Java_WWW_and_CORBA?ev=prf_pub

https://www.researchgate.net/publication/260639877_Slides_of_Challenges_in_Management_Security_and_Sustainability_for_Cloud_Computing

https://www.researchgate.net/publication/256710816_gridofagents?ev=prf_pub

https://www.researchgate.net/publication/256840310_Slides_of_Extending_TINA_with_Secure_On-Line_Accounting_Services?ev=prf_pub