P. O. Friberg

Coupled vibrations of beams—an exact dynamic element stiffness matrix

P. O. Friberg, 1983 .

Beam element matrices derived from Vlasov's theory of open thin‐walled elastic beams

P. O. Friberg, 1985 .

An error indicator for the generalized eigenvalue problem using the hierarchical finite element method

P. O. Friberg, 1986 .

Eigenfrequencies of flexibly clamped cantilever with concentrated mass at free end

P. O. Friberg, B. Kesson, 1981 .

Discussion of “Exact Buckling and Frequency Calculations Surveyed” by Frederic W. Williams and William H. Wittrick (January, l983)

Bengt Å. Åkesson, P. Olof Friberg, P. O. Friberg, 1984 .