WINTER, J. van. R.E.V. Stuip, Meer dan muziek alleen. In memoriam Kees Vellekoop. BMGN - Low Countries Historical Review, [S. l.], v. 120, n. 2, p. 270-271, 2005. DOI: 10.18352/bmgn-lchr.6206. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-107104. Acesso em: 6 may. 2021.