TY - JOUR AU - Gostev, Plamen TI - One problem, many solutions JO - Mathematics and Education in Mathematics PY - 2024 SP - 135 EP - 140 VL - 53 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MEM_2024_53_a6/ LA - bg ID - MEM_2024_53_a6 ER -