"Collections of Maps and Atlases in the Netherlands, their History and Present State", Cornelis Koeman, "Imago Mundi, a Review of Early Cartography" founded by Leo Bagreow, Leiden 1961 : [recenzja]

Studia Źródłoznawcze. Commentationes, Tom 11 (1966) s. 203-204
Henryks Münch , Cornelis Koeman (aut. dzieła rec.)