00519naa#a2200169#i#450# EN\INFRA-M\bibl\106060 20260108002256.4 2500-0489 20251101b2025####ek#y0engy0150####ca RU The introduction to heuristic geometry: 
concepts and statements Journal article Moscow INFRA-M Academic Publishing LLC. 2025 17 с. Journal article local Геометрия. 514 Leparov M. Nikolaevich zh-szf.ru