TY  - JOUR
AU  - I. V. Evstigneev
TI  - On rotations and compressions of a~tetrahedron
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1969
VL  - 24
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1969_24_1_a13/
LA  - ru
ID  - RM_1969_24_1_a13
ER  -