@article{MOMA_1997__124_4_178784,
     author = {T. Cardinali and A. Fiacca and Nikolaos S. Papageorgiou},
     title = {Extremal {Solutions} for {Nonlinear} {Parabolic} {Problems} with {Discontinuities.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {119--132},
     publisher = {mathdoc},
     volume = {124},
     number = {4},
     year = {1997},
     zbl = {0879.35067},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1997__124_4_178784/}
}