00370nam a2200121Ia 4500082002600000100002000026245006800046260003600114300000900150490007900159500000500238700000500243  a519.21024531bL782.SM  aLitwiniszyn, J.  aStochastic methods in mechanics of granular bodies, Oct. 1972b  aNew YorkbSpringer-Verlagc1974  a92p.  aInternational Centre for Mechanical Sciences, courses and lecturesv no.93  a  a