ABDUSAITOV, D. S. o‘g‘li. BIRMAN-SCHWINGER PRINCIPLE FOR TWO-PARTICLE DISCRETE SCHRÖDINGER OPERATORS ON LATTICES. Educational Research in Universal Sciences, [S. l.], v. 2, n. 3 SPECIAL, p. 336–338, 2023. Disponível em: http://erus.uz/index.php/er/article/view/2361. Acesso em: 6 nov. 2024.