Sybrech Willemsdochter. - Hertog, A. den. (Leiden, A.W. Sijthoff, 1945)
Bibliographical foot-notes included in "Tot verantwoording" (p. 508-525)
Keywords: Sigbrit Villumsdatter, -- active 1523 -- Fiction; Dyveke, -- 1490?-1517 -- Fiction; Christian -- II, -- King of Denmark, Norway, and Sweden, -- 1481-1559 -- Fiction