Asymptotic expansions and analytic continuations for a class of Barnes-integrals B. L. J. Braaksma Compositio Mathematica
Integral transforms with generalized Legendre functions as kernels B. L. J. Braaksma; B. Meulenbeld — 1967 Compositio Mathematica
On a quasi-periodic Hopf bifurcation B. L. J. Braaksma; H. W. Broer — 1987 Annales de l'I.H.P. Analyse non linéaire