Abdusaitov DS o‘g‘li. BIRMAN-SCHWINGER PRINCIPLE FOR TWO-PARTICLE DISCRETE SCHRÖDINGER OPERATORS ON LATTICES. ERUS [Internet]. 2023 May 24 [cited 2024 Nov. 22];2(3 SPECIAL):336-8. Available from: http://erus.uz/index.php/er/article/view/2361