GROOT, R. de. J. Vis, Silhouetten. De componist Leo Smit 1900-1943. BMGN - Low Countries Historical Review, [S. l.], v. 118, n. 1, p. 127–129, 2003. DOI: 10.18352/bmgn-lchr.5819. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106676. Acesso em: 7 may. 2024.