TY - JOUR AU - Gupta, Chaitan P. TI - Solvability of a forced autonomous Duffing's equation with periodic boundary conditions in the presence of damping JO - Applications of Mathematics PY - 1993 SP - 195 EP - 203 VL - 38 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1993.104546/ DO - 10.21136/AM.1993.104546 LA - en ID - 10_21136_AM_1993_104546 ER -