Sigmund Sognesand

Reservoir Management of the Oseberg Field During Eight Years' Production

Sigmund Sognesand, 1997 .

Use of Partial Perforations in Oseberg Horizontal Wells

Sigmund Sognesand, Peder Skotner, Jan Hauge, 1994 .

Evaluation of Oseberg Horizontal Wells After Four Years Production

Sigmund Sognesand, 1996 .

Application of the van Everdingen-Meyer Method for Analyzing Variable-Rate Well Tests

Sigmund Sognesand, C. H. Whitson, 1990 .