@article{GDZPPN00117505X,
title = {The Method of Lines for Nonlinear Parabolic Differential Equations with Mixed Derivatives.},
journal = {Numerische Mathematik},
volume = {33},
year = {1979},
pages = {197-208},
zbl = {0387.65060},
url = {http://dml.mathdoc.fr/item/GDZPPN00117505X}
}
Voigt, A. The Method of Lines for Nonlinear Parabolic Differential Equations with Mixed Derivatives.. Numerische Mathematik, Tome 33 (1979) pp. 197-208. http://gdmltest.u-ga.fr/item/GDZPPN00117505X/