中国科学院数学与系统科学研究院期刊网
AMS
Fundamental Solution of the Anisotropic Porous Medium Equation
Bin Heng SONG, Huai Yu JIAN
Acta Mathematica Sinica . 2005, (5): 1183 -1190 .  DOI: 10.1007/s10114-005-0573-x