@article{MAN_1894__45_157730,
     author = {A. Sommerfeld},
     title = {Zur analytischen {Theorie} der {W\"armeleitung}},
     journal = {Mathematische Annalen},
     pages = {263--277},
     publisher = {mathdoc},
     volume = {45},
     year = {1894},
     zbl = {25.1823.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1894__45_157730/}
}