El-Nabulsi, Ahmad Rami, Guo-Cheng Wu, and Mubasher Jamil. “Complexified Lie Algebroids From a Generalized Stieltjes Action Approach to the Calculus of Variations”. Sarajevo Journal of Mathematics 8, no. 1 (June 9, 2024): 143–158. Accessed April 21, 2026. https://sjm.ba/index.php/sjm/article/view/283.