ISHANKULOV T.; ABDURAHMONOV B. BIR OʻZGARUVCHILI METAANALITIK TENGLAMA YECHIMINI SOHA CHEGARASINING QISMIDAN DAVOM ETTIRISH MASALASI UCHUN KARLEMAN FORMULASI. Miasto Przyszłości, [S. l.], v. 54, p. 1741–1743, 2024. Disponível em: https://miastoprzyszlosci.com.pl/index.php/mp/article/view/5525. Acesso em: 22 dec. 2024.