THE EFFECT OF SELF-EQUILIBRATING STRESSES DUE TO MULTI-LINE SPOT WELDED STIFFENERS ON THE NATURAL FREQUENCIES OF PLATE. jcoeng [Internet]. 2009 Dec. 1 [cited 2024 Nov. 25];15(04):4393-408. Available from: https://joe.uobaghdad.edu.iq/index.php/main/article/view/3170