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@article{MZ_1994__216_4_174670, author = {Karl-Theodor Sturm}, title = {Harnack's inequality for parabolic operators with singular low order terms.}, journal = {Mathematische Zeitschrift}, pages = {593--612}, publisher = {mathdoc}, volume = {216}, number = {4}, year = {1994}, zbl = {0808.35044}, url = {http://geodesic.mathdoc.fr/item/MZ_1994__216_4_174670/} }
Karl-Theodor Sturm. Harnack's inequality for parabolic operators with singular low order terms.. Mathematische Zeitschrift, Tome 216 (1994) no. 4, pp. 593-612. http://geodesic.mathdoc.fr/item/MZ_1994__216_4_174670/