S. N. Ray

• Study of socio economic condition of Simdega meso area
• Agro-economic appraisal of tribal development agency, Chakradharpur
• Study of socio economic condition of Chaibasa meso area
• Study of socio economic condition of Chakradharpur meso area
• Study of socio economic condition of Dumka meso area
• Study of socio economic condition of Khunti meso area
• Study of socio economic condition of Latehar meso area
• The Role of the intelligentsia in contemporary Asian societies
• Tribals of Dhanbad