Collaborative Reinforcement Learning Model for Sustainability of Cooperation in Sequential Social Dilemmas. - Ritwik Chaudhuri; Kushal Mukherjee; Ramasuri Narayanam; Rohith Dwarakanath Vallam; Ayush Kumar; Antriksh Mathur; Shweta Garg 002; Sudhanshu Singh; Gyana R. Parija (AAMAS, 2019)