Solovev, Anton S., and Anatoly O. Bochkarev. “Buckling of an Annular Plate under Tensile Point Loading”. Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy 4, no. 1 (August 20, 2020): 136–145. Accessed May 19, 2024. https://math-mech-astr-journal.spbu.ru/article/view/8583.