Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{TGS_1991__21_72430, author = {{\CYRA}.{\CYRP}. {\CYRN}{\cyro}{\cyrr}{\cyrd}{\cyre}{\cyrn} and {\CYRB}.{\CYRN}. {\CYRSH}{\cyra}{\cyrp}{\cyru}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRO}{\cyrch}{\cyre}{\cyrr}{\cyrk} {\cyrn}{\cyra}{\cyru}{\cyrch}{\cyrn}{\cyrery}{\cyrh} {\cyri}{\cyrs}{\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyrishrt} {{\CYRB}{\cyro}{\cyrr}{\cyri}{\cyrs}{\cyra}} {{\CYRL}{\cyru}{\cyrk}{\cyri}{\cyrch}{\cyra}} {{\CYRL}{\cyra}{\cyrp}{\cyrt}{\cyre}{\cyrv}{\cyra}}}, journal = {Trudy geometri\v{c}eskogo seminara}, pages = {5--17}, publisher = {mathdoc}, volume = {21}, year = {1991}, zbl = {0974.01502}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TGS_1991__21_72430/} }
А.П. Норден; Б.Н. Шапуков. Очерк научных исследований Бориса Лукича Лаптева. Trudy geometričeskogo seminara, Tome 21 (1991), pp. 5-17. http://geodesic.mathdoc.fr/item/TGS_1991__21_72430/