Åke Pleijel

On the eigenvalues and eigenfunctions of elastic plates

Å. Pleijel, Åke Pleijel, 1950 .

On Legendre's Polynomials

Å. Pleijel, Åke Pleijel, 1976 .

On the boundary condition for the Legendre polynomials

Åke Pleijel, 1976 .