LomakoT. (2013) “Theorem on Closure and the Criterion of Compactness for the Classes of Solutions of the Beltrami Equations”, Ukrains’kyi Matematychnyi Zhurnal, 65(12), pp. 1657–1666. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2544 (Accessed: 24November2024).