00491naa#a2200181#i#450# EN\\bibl\102350 20250828140241.4 2588-0209 20230225b2023####ek#y0engy0150####ca RU ECOLOGICAL PROPLEMS OF CITIES WITH GRAVITY STRUCTURES ON EXAMPLE OF MYTISHY AND PETERGOF Journal article Moscow Electronic science 2023 0 с. Journal article local mshj.ru