A new approach to initial traces in nonlinear filtration
Annales de l'I.H.P. Analyse non linéaire, Tome 7 (1990) no. 4, pp. 305-334. 
@article{AIHPC_1990__7_4_305_0,
     author = {Andreucci, D. and Di Benedetto, E.},
     title = {A new approach to initial traces in nonlinear filtration},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {305--334},
     publisher = {Gauthier-Villars},
     volume = {7},
     number = {4},
     year = {1990},
     mrnumber = {1067778},
     zbl = {0723.35014},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPC_1990__7_4_305_0/}
}
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Andreucci, D.; Di Benedetto, E. A new approach to initial traces in nonlinear filtration. Annales de l'I.H.P. Analyse non linéaire, Tome 7 (1990) no. 4, pp. 305-334. http://archive.numdam.org/item/AIHPC_1990__7_4_305_0/

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