М’якуш, Б., and Б. Кшивецький. “Mathematical Modeling of Shape Stability of Parquet Board Glued With Thermoplastic Adhesives”. Problems of Tribology, vol. 79, no. 1, June 2016, pp. 42-47, https://tribology.khnu.km.ua/index.php/ProbTrib/article/view/512.