Effect of different automobile cabin geometry to acoustic cavity mode analysis by Wong, A. A., Abu, A., Mansor, S., Rudin, N. F. M. N., Johar, A. H., Yatim, N. H. M.

The whirling frequency of high speed shaft with torsional effect by Wahab, A. M. A., Roslan, S. A. H., Rasid, Z. A., Abu, A., Rudin, N. F. M. N., Yakub, F.