Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MP_2003_a18, author = {R. M. Travkin}, title = {\dots {\cyro}{\cyrb} {\cyro}{\cyrb}{\cyrhrdsn}{\cyre}{\cyrm}{\cyre} {\cyrt}{\cyre}{\cyrt}{\cyrr}{\cyra}{\cyrerev}{\cyrd}{\cyrr}{\cyra}}, journal = {Matematicheskoe Prosveshchenie}, pages = {185--186}, publisher = {mathdoc}, year = {2003}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MP_2003_a18/} }
R. M. Travkin. \dots об объеме тетраэдра. Matematicheskoe Prosveshchenie, Matematicheskoe Prosveshchenie (2003), pp. 185-186. http://geodesic.mathdoc.fr/item/MP_2003_a18/