THE STUDY OF THEORETICAL AND PRACTICAL ASPECTS OF THE OCCURRENCE OF INTERNAL STRESSES IN POLYMERIC AND PAINT-AND-LACQUER MATERIALS AND COATINGS BASED ON THEM, WHICH HAVE A SIGNIFICANT IMPACT ON THEIR DURABILITY. Inn. Tech. [Internet]. 2022 Sep. 12 [cited 2025 Dec. 24];3(09):29-37. Available from: https://it.academiascience.org/index.php/it/article/view/313