Dutch: "De dialectiek van de vooruitgang") in which he describes a phenomenon called the "Law of the handicap of a head start" ("Wet van de remmende voorsprong")
Identity in Teschen Silesia. Peter Lang. p. 132. ISBN 9780820433653. NicolaasvanWijk (1931). Czechoslovakia: facts and impressions. Orbis. p. 37. "Highlander's
subject of one of Ruisdael's most famous works. Windmill at Wijk bij Duurstede, dated 1670, shows Wijk bij Duurstede, a riverside town about 20 kilometres (12 mi)