by Sivapragasam, P., Raya, R. P.
Published in Global business review (01.02.2018)

by Pinxten, W. J. L, De Jong, C, Hidayat, T, Istiqomah, A. N, Achmad, Y. M, Raya, R. P, Norviatin, D, Siregar, I. M. P
Published in Substance abuse (01.04.2011)

by Ciby, Mariam, Raya, R P
Published in Vikalpa (01.04.2014)

by Bhuvanaiah, Tejaswi, Raya, R.P.
Published in Global business review (01.08.2016)

by Ciby, Mariam, Raya, R.P.
Published in IIM Kozhikode society & management review (01.01.2015)

by Rajendran, K, Raya, RP
Published in Dhaulagiri journal of sociology and anthropology (01.04.2011)

by Bhuvanaiah, Tejaswi, Raya, R P
Published in SCMS journal of Indian management (01.10.2015)

by Bhuvanaiah, Tejaswi, Raya, R P
Published in SCMS journal of Indian management (01.10.2014)

by Ciby, Mariam, Raya, R P
Published in Vikalpa (01.04.2014)

by Wammes, Joost J.G, Siregar, Adiatma Y, Hidayat, Teddy, Raya, Reynie P, van Crevel, Reinout, van der Ven, André J, Baltussen, Rob
Published in The International journal of drug policy (01.09.2012)

by Aldhahir, Abdulelah M, Bintalib, Heba M, Alhotye, Munyra, Alqahtani, Jaber S, Alqarni, Omar A, Alqarni, Abdullah A, Alshehri, Khadijah N, Alasimi, Ahmed H, Raya, Reynie P, Alyami, Mohammed M, Naser, Abdallah Y, Alwafi, Hassan, Alzahrani, Eidan M
Published in Journal of multidisciplinary healthcare (01.01.2023)

by R. K., Ravikumar, Raya, Dr. R. P.
Published in International Journal of Scientific Research and Management (07.10.2019)