Kodirova Dilshodkhon Tulanovna; Abidova Mamuraxon Alisherovna; Solijonov Sherzodbek Hoshimjon o’g’li; Ne’matova Sarvinozxon Avazjon qizi. Studying the Synthesis of Modified Formaldehyde Resins from Vat Residue. Erb 2022, 9, 47-50.