[1]
Y. A. Karadzhov, “Three-Dimensional Matrix Superpotentials”,
Ukr. Mat. Zhurn.
, vol. 64, no. 12, pp. 1641–1640, Dec. 2012, Accessed: Apr. 13, 2025. [Online]. Available:
https://umj.imath.kiev.ua/index.php/umj/article/view/2688