Allaniyazova Shaxnoza (2024) “UMUMLASHGAN FUNKSIYALAR FAZOSIDA ODDIY DIFFERENSIAL TENGLAMALARNI YECHISH USLUBLARI”, World scientific research journal, 29(1), pp. 21–25. Available at: http://wsrjournal.com/index.php/wsrj/article/view/3360 (Accessed: 23 July 2024).