TY  - JOUR
AU  - Baicheva, Tsonka
AU  - Boyvalenkov, Peter
AU  - Bouyukliev, Iliya
TI  - Stefan Dodunekov’s 75th birthday
JO  - Mathematics and Education in Mathematics
PY  - 2020
SP  - 48
EP  - 57
VL  - 49
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MEM_2020_49_a5/
LA  - bg
ID  - MEM_2020_49_a5
ER  -