Alblas, J.B., and K.W. Grysa. “Magneto-Elastic Stability of an Unconstrained Assembly of Coils”. Engineering Transactions 27, no. 3 (September 30, 1979): 483–499. Accessed June 9, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/2106.