No Inv.: 12426/P/Perp/98/1c
No Inv.: 1736-1745/P/Perp/98/10c
No Inv.: 1051-1055/P/Perp/98/5c
No Inv.: 10966/P/Perp/98/1c
No Inv.: 11194-11195/P/Perp/98/2c
No Inv.: 11211/P/Perp/98/1c
Judul asli : "Einfuhrung in die variations rechnung"
No Inv.: 11586-11588/P/Perp/98/3c~e120952/PH/Perp/09/1c
No Inv.: 1056-1060/P/Perp/98/5c
No Inv.: 11272/P/Perp/98/1c