00462naa#a2200157#i#450# EN\\bibl\92301 20250124131841.5 2075-1338 20241219b2024####ek#y0engy0150####ca RU Is the Multiplication Table Correct? Journal article Moscow Scientific-Production Enterprise “Dosa” 2024 2 с. Journal article local Martynyuk Yury Nikolaevich doza.editorum.ru