Stichting Mathematisch Centrum
Stichting Mathematisch Centrum. Toegepaste Wiskunde

Koornwinder, T. H. (1976). Positivity proofs for linearization and connection coefficients of orthogonal polynomials satisfying an addition formula : (prepublication). In Stichting Mathematisch Centrum. Toegepaste Wiskunde (TW 158/76). Stichting Mathematisch Centrum.