S. Djamalov and B. Sipatdinova, “Chegaralanmagan parallelepiped ko‘rinishidagi sohada ikkinchi tur, ikkinchi tartibli uch o‘lchovli aralash tipdagi tenglama uchun davriy chegaraviy shartli chiziqli teskari masala: Chegaralanmagan parallelepiped ko‘rinishidagi sohada ikkinchi tur, ikkinchi tartibli uch o‘lchovli aralash tipdagi tenglama uchun davriy chegaraviy shartli chiziqli teskari masala”, mp, vol. 1, no. 01, Jun. 2024.