00323nam a2200121Ia 4500082002000000100001600020245004300036260005200079300000900131490005100140500000500191700000500196  a519.21bIt89.OS  aIto, Kiyosi  aOn stochastic differential equationsb  aProvidencebAmerican Mathematical Societyc1951  a51p.  aAmerican Mathematical Society memoirs v no. 4  a  a