00609naa#a2200181#i#450# EN\\bibl\101537 20251213162155.6 2076-0655 20200101b2020####ek#y0engy0150####ca RUS RU Obtaining complex environmental permissions by enterprises industry of building materials: First results Journal article Moscow Individual Entrepreneur Svetlana Vasilievna Samchenko 2020 4 с. Journal article local Potapova Ekaterina Nikolaevna Krivoborodov Yuriy Romanovich tsilicates.ru