Abdujalilov , S. M. o‘g‘li and Parpiyev , S. P. o‘g‘li (2022) “CHEGARAVIY SHARTLI IKKINCHI TARTIBLI DIFFERENSIAL TENGLAMALARNI YECHISHNING GALYORKIN USULI”, Educational Research in Universal Sciences, 1(1), pp. 125–129. Available at: http://erus.uz/index.php/er/article/view/486 (Accessed: 19 September 2024).