Voir la notice de l'article provenant de la source The Polish Digital Mathematics Library
@misc{WM_1903_7_3-4_a1, title = {Ewolucya {Mechaniki} {II.} {Mechanika} analityczna}, journal = {Wiadomo\'sci Matematyczne}, pages = {137--168}, publisher = {mathdoc}, volume = {7}, number = {3-4}, year = {1903}, language = {pl}, url = {http://geodesic.mathdoc.fr/item/WM_1903_7_3-4_a1/} }
Ewolucya Mechaniki II. Mechanika analityczna. Wiadomości Matematyczne, Tome 7 (1903) no. 3-4, pp. 137-168. http://geodesic.mathdoc.fr/item/WM_1903_7_3-4_a1/