Mirzakarimov Ergashboy Mirzaboyevich, and Fayzullayev Jamshid Ismoiljonovich. “MAPLE TIZIMIDA IKKINCHI TARTIBLI SIRTLARNI KESISHISH CHIZIQLARINI ANIQLASH VA ORTOGONAL PROYEKSIYALARINI QURISH”. IMRAS, vol. 8, no. 9, Oct. 2025, pp. 154-9, https://journal.imras.org/index.php/sps/article/view/2551.