CRASMAREANU , Mircea. “Gradient-Type Deformations of Cycles in EPH Geometries”. Studia Universitatis Babeș-Bolyai Mathematica 65, no. 4 (November 28, 2020): 641–649. Accessed February 5, 2025. https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/2613.