00293nam a2200097Ia 4500008004100000082002100041100001600062245005600078260004000134300002100174250422b        |||||||| |||| 00| 0 eng d  a519.282bR453.RW  aRevesz, Pal  aRandom walk in random and nonrandom environmentsb/  aSingapore:bWorld Scientific,c1990  axiv, 332p. Index