TY  - BOOK
AU  - Schumi,Walter
AU  - Gager,Herbert
AU  - Gager,Herbert
ED  - World Petroleum Congress (17th. : 2002 sept. 1-5 : Río de Janeiro, Brasil)
TI  - Optimisation of oil production in the mature oil field of Matzen
U1  - CD W938 2 0013940 
ER  -