@article{Okrasiński:2009,
author
=
"W.Okrasiński and S.Vila",
title
=
"Determination of the Interface Position for Some Nonlinear Diffusion Problems",
journal
=
"Applied Mathematics Letters",
volume
=
"Vol. 11",
number
=
"no 4",
pages
=
"85--89",
year
=
"1998",
}