“QO‘ZG‘ALMAS QISMI TRILAPLASIANDAN IBORAT BO‘LGAN DISKRET SHREDINGER OPERATORGA MOS FREDHOLM DETERMINANTINING XOSSALARI”. Innovations in Science and Technologies, vol. 3, no. 4, May 2026, pp. 155-61, https://www.innoist.uz/index.php/ist/article/view/1556.