USING DIRECT RITZ METHOD FOR SOLVING ELECTROCHEMICAL MACHINING MOVING BOUNDARY PROBLEM. Al-Nahrain Journal of Science, [S. l.], v. 13, n. 4, p. 199–204, 2010. Disponível em: https://mail.anjs.edu.iq/index.php/anjs/article/view/1007.. Acesso em: 23 dec. 2024.