Na de dood van Willem Frederik HermansWillem Frederik Hermans, Frans A. Janssen, Rob Delavigne, Kiekebelt, ... de neven · First published 1976Open the Tome
Collection de feu le baron JanssenJanssen, A. L. baron, W. Martin, Frederik Muller, Muller, Frederik, & Co., Amsterdam · First published 1927Open the Tome
Big Data Analytics in the Social and Ubiquitous ContextMartin Atzmueller, Alvin Chin, Frederik Janssen, Immanuel Schweizer, Christoph Trattner · First published 2016Open the Tome
