About DJUKIC D S
About Univ. Novom Sadu, YUG
About ATANACKOVIC T M
About Univ. Novom Sadu, YUG
About STRAUSS A M
About Vanderbilt Univ., TN, USA
About International Journal of Non-Linear Mechanics
About vibrating system with multiple degrees of freedom
About Classical mechanics
About 正準変換
About 古典力学
About 極値
About 変分原理