SLIESORAITIENĖ, R. Analogue of the Mahler — Sprindžuk’s theorem for polynomials of the second degree in two variables. Lithuanian Mathematical Journal, [S. l.], v. 9, n. 3, p. 627–634, 1969. DOI: 10.15388/LMJ.1969.20807. Disponível em: https://journals.vu.lt./LMJ/article/view/20807. Acesso em: 26 apr. 2025.