Rolf Björheden

Basic Time Concepts For International Comparisons of Time Study Reports

Rolf Björheden, R. Björheden, 1991 .

New work study methods help to decide processing technique in logging

Rolf Björheden, 1988 .

Optimal storing, transport and processing for a forest-fuel supplier

Ljusk Ola Eriksson, Rolf Björheden, L. Eriksson, 1989 .