• RATHI, VIVEK
• RAVEENDRA BABU, RAVI, INDIAN INSTITUTE OF TECHNOLOGY DELHI, NEW DELHI, INDIA
• RAVEENDRANATH, P., DEPARTMENT OF AEROSPACE ENGINEERING, INDIAN INSTITUTE OF SPACE SCIENCE AND TECHNOLOGY, THIRUVANANTHAPURAM-695547, KERALA, INDIA.
• Ravindra, P.K, Government Engineering College
• RAYHAN, SAIAF BIN, SCHOOL OF ASTRONAUTICS, NORTHWESTERN POLYTECHNICAL UNIVERSITY, XI’AN, 710072, CHINA
• RAYON, ELADIO MARTINEZ, DEPARTAMENTO DE INGENIERÍA MECÁNICA, CENTRO NACIONAL DE INVESTIGACIÓN Y DESARROLLO TECNOLÓGICO, CENIDET, CUERNAVACA, MORELOS, MÉXICO
• RAZAK, HASHIM ABDUL, STRUCHMRS GROUP, DEPARTMENT OF CIVIL ENGINEERING, UNIVERSITY OF MALAYA, 50603 KUALA LUMPUR, MALAYSIA
• RAZAVI, SOHEIL
• RAZAVYKIA, ABBAS, FACULTY OF MECHANICAL ENGINEERING, UNIVERSITI TEKNOLOGI MALAYSIA (UTM), SKUDAI, JOHOR BAHRU, 81300, MALAYSIA
• RAZMAVAR, VAHID, DEPARTMENT OF ELECTRICAL ENGINEERING, SCIENCE AND RESEARCH BRANCH, ISLAMIC AZAD UNIVERSITY, TEHRAN, IRAN