Rebollar-Zepeda, Aida Mariana, Universidad Autónoma Metropolitana-Iztapalapa
Recalde Chiluiza, Eduardo Luis Recalde Chiluiza Luis, 1. Universidad de Santiago de Chile 2. Escuela Superior Politécnica del Litoral, ESPOL, Ecuador
Refaat Fahim, John, Minia University
Refat, Moamen S., 1. Taif University, Sauidi Arabia 2. Port Said University, Egypt
Regla, Ignacio, Universidad Nacional Autónoma de México (UNAM)
Rehman, Idrees, University of Science and Technology Bannu
Rehman, Noor , Shaheed Banazir Bhutto University
Rehman, Noor, Shaheed Benazir Bhutto University
Rehman, Rabia, University of the Punjab
Rehman, Sadia, Department of Chemistry, Abdul Wali Khan University Mardan, Pakistan

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