@article{702181,
     title = {Solution of nonlinear parabolic equations by finite difference method for an arbitrary time interval},
     booktitle = {Differential Equations and Their Applications},
     series = {GDML\_Books},
     publisher = {Publishing House of the Czechoslovak Academy of Sciences},
     address = {Prague},
     year = {1963},
     pages = {137-141},
     mrnumber = {MR0172007},
     zbl = {0166.37203},
     url = {http://dml.mathdoc.fr/item/702181}
}

Rektorys, K. Solution of nonlinear parabolic equations by finite difference method for an arbitrary time interval, dans Differential Equations and Their Applications, GDML_Books,  (1963), pp. 137-141. http://gdmltest.u-ga.fr/item/702181/