Authors: Vandana Tiwari, Virendra Kumar

Authors: Jyoti Bansal

Authors: Aayushi Priya

Authors: Evgeniy Bryndin, Irina Bryndina

Authors: Eduardo Antonio Maia Lins, Adriana da Silva Baltar Maia Lins, Cecília Maria Mota Silva Lins

Authors: Shiraz Ahmad Mir, Dr. Pragya Shrivastava

Authors: Nusrat Rashid, Dr. Pragya Shrivastava

Authors: Parantap Nandi

Authors: Read SA Qahtan, Hamid Shamsan, S Latha

Authors: SM Ahmed, CL Karmaker