Studies on effect of pitch and roll variations on quadrotors's thrust generated. - Umesh Patkar; Sarbari Datta; Manik C. Majumder; Somajoyti Majumder; S. K. Char; A. Das (AIR, 2013)

Design principles of the locomotion mechanism of a wall climbing robot. - A. Das; Umesh Patkar; S. Jain; Somajoyti Majumder; D. N. Roy; S. K. Char (AIR, 2015)

Analytical approach for obstacle negotiating capability of stair climber. - S. Jain; Somajoyti Majumder; S. K. Char; D. K. Munda; Dip Narayan Ray (AIR, 2015)