TY  - JOUR
AU  - S.J. Bilchev
AU  - E.A. Velikova
TI  - On a certain triangle transformation and some of its applications.
JO  - Elemente der Mathematik
PY  - 1990
SP  - 70
EP  - 75
VL  - 45
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ELMA_1990__45_6_141483/
ID  - ELMA_1990__45_6_141483
ER  -