@article{SM_1989_64_2_a6,
     author = {V. A. Kozlov},
     title = {Asymptotics as $t\to0$ for solutions of the heat equation in a domain
},
     journal = {Sbornik. Mathematics},
     pages = {383--395},
     publisher = {mathdoc},
     volume = {64},
     number = {2},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1989_64_2_a6/}
}