No Inv.: 11237/P/Perp/98/1c
Judul asli : "Theory and Problem Mechanical Vibrations"
No Inv.: 26359/01/1c
No Inv.: 101955/P/Perp/05/1c
Bibliografi : hlm. 365 No Inv.: 140695/Sm/Perp/14/1c
No Inv.: 13478/P/Perp/94/1c
Bibliografi : hlm. 704-736No Inv.: 138867,138868/P/Perp/14/2c
No Inv.: 131388/SM/Perp/12/1c
No Inv.: 1488-1489/P/Perp/95/2c~546/P/Perp/92/1c