1. Department of Geography, Aliah University, Kolkata, India
2. Department of Geography, Krishnagar Government College, Krishnanagar, India
3. Department of Geography, Jadavpur University, Kolkata, India
4. Institute of Earth Sciences, Faculty of Natural Sciences, University of Silesia, Sosnowiec, Poland
5. Laboratorio de Geografía Física, Escuela de Geografía, Universidad de Costa Rica, San José, Costa Rica