1.
Prykarpatsky AK, Samoilenko VG. Structure of Binary Darboux-Type Transformations for Hermitian Adjoint Differential Operators. Ukr. Mat. Zhurn. [Internet]. 2004Feb.25 [cited 2024May8];56(2):271-5. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3751