@article{01369934, title = {Doubling properties for second order parabolic equations.}, journal = {Annals of Mathematics. Second Series}, volume = {150}, year = {1999}, pages = {313-327}, doi = {10.2307/121104}, zbl = {1157.35391}, language = {en}, url = {http://dml.mathdoc.fr/item/01369934} }
Safonov, Mikhail V.; Yuan, Yu. Doubling properties for second order parabolic equations.. Annals of Mathematics. Second Series, Tome 150 (1999) pp. 313-327. doi : 10.2307/121104. http://gdmltest.u-ga.fr/item/01369934/