Judul asli : "Theory and problems of matrices S1 (Metric)"
No Inv.: 1001-1020/Perp/89/20c
No Inv.: 1634-1635/S/Perp/98/2c
Bibliografi : hlm. 193-194No Inv.: 134746/SM/Perp/13/1c~135412/SM/Perp/13/1c~135552/SM/Perp/13/1c~136476/SM/Perp/13/1c
Bibliografi : hlm. 561-590
Bibliografi hlm. : 162
Judul asli :"Soil mechanics"
Bibliografi : hlm. 167-170