PATAPHYSICS -- BOXSEL, M. v. De encyclopedie van de domheid. Bedum, Riba-pers, 1986-88. 3 vols. Owrps. -- Id. Morosofie. Dwaze wijzen en wijze dwazen in Nederland. 1999. Owrps. -- Id. Over de domheid. Leiden, Burgersdijk & Niermans. 2001. Miniature book. Owrps. -- And 19 o. by v. Boxsel, mainly editions of 'Encyclopedie van de domheid', in num. different languages. (24).