كروم رامز. “Finding the Necessary Conditions for the Existence of the Dark Soliton Solution to the Vakhnenko-Parkes Equation With Variable Coefficients and With Power Law Nonlinearity”. Latakia University Journal -Basic Sciences Series 42, no. 5 (December 7, 2020). Accessed July 27, 2025. https://journal.latakia-univ.edu.sy/index.php/bassnc/article/view/10178.