Rigar, Sidi Mohamed , FSJES, Cadi Ayyad University, Marrakech, Morocco
Ristanto, Hari, Department of Tourism NHI Bandung Tourism Polytechnic, Indonesia
Ristanto, Hari, NHI Bandung Tourism Polytechnic
Ritonga, Wier
Riyadi, Slamet
Riyadi, Slamet, university of 17 Agustus 1945 Surabaya (Indonesia)
Riyadi, Slamet, WR Supratman University Surabaya
Riyanto, Setyo
Riyanto, Setyo, Faculty of Business Economics (Master of Management) Mercubuana University Jakarta
Rizki, Mochammad, Universitas Mercu Buana
Rkein, Ali
Rkein, Hassan Ibrahim, Al Maaref University, Beirut, lebanon
Roberto, Vega-González Luis, Secretaría de Vinculación y Gestión Tecnológica Instituto de Ciencias Aplicadas y Tecnología Universidad Nacional Autónoma de México, Circuito Exterior S/N Ciudad Universitaria, A.P. 70-186, Alcaldía Coyoacán, CP 04510 Ciudad de México, México
Robideaux, Douglas, Grand Valley State University
Robin Jonathan, LCA, University of 17 Agustus 1945 Samarinda
Rochaeni, Siti
Rochaeni, Siti, Department of Agribusiness, State Islamic University Syarif Hidayatullah Jakarta, Ciputat, Indonesia
Rochana, Siti Herni, School of Architecture, Planning, and Policy Development Institut Teknologi Bandung, Indonesia
Rode, Cheryl, Niagara University
Rodgers, Kunaka Taurayi, Chinhoyi University of Technology
Rodríguez, Daniel Eduardo Jara, Director General of the Institute for Training Research and Development in the Economy and Society, Arequipa, Perú
Rogi, Mirah, Sam Ratulangi University Indonesia
rohani, Abolfazl, School of Industrial Engineering, College of Engineering Alborz Campus, University of Tehran, Iran.
Rohman, Fatchur
Rohmasari, Fatma

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