[1]
Wal, S. van der 1978. C. Gerretson, G. Puchinger, Verzamelde werken, I-VI, Puchinger, G., ed. BMGN - Low Countries Historical Review. 93, 2 (Jan. 1978), 353–354. DOI:https://doi.org/10.18352/bmgn-lchr.2046.