@article{01049450,
title = {Boundary value problems for the diffusion equation with piecewise continuous time delay.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {20},
year = {1997},
pages = {187-195},
doi = {10.1155/S0161171297000239},
zbl = {0879.35065},
language = {en},
url = {http://dml.mathdoc.fr/item/01049450}
}
Wiener, Joseph; Debnath, Lokenath. Boundary value problems for the diffusion equation with piecewise continuous time delay.. International Journal of Mathematics and Mathematical Sciences, Tome 20 (1997) pp. 187-195. doi : 10.1155/S0161171297000239. http://gdmltest.u-ga.fr/item/01049450/