TY  - JOUR
AU  - N. P. Prochorov
AU  - E. N. Dul
TI  - Graphs of intersections of closed polygonal chains
JO  - Journal of the Belarusian State University. Mathematics and Informatics
PY  - 2021
SP  - 54
EP  - 68
VL  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/BGUMI_2021_1_a4/
LA  - ru
ID  - BGUMI_2021_1_a4
ER  -