Article Loïc Charles; Yann Giraud (2021)
Seeking the “museum of the future”: Public exhibitions of science, industry, and the social, 1910–1940. History of Science (pp. 133-154). (/isis/citation/CBB387024704/) unapi

Book Alex Wright (2014)
Cataloging the World: Paul Otlet and the Birth of the Information Age. (/isis/citation/CBB149453994/) unapi

Article Acker, Wouter Van (2011)
Internationalist Utopias of Visual Education: The Graphic and Scenographic Transformation of the Universal Encyclopaedia in the Work of Paul Otlet, Patrick Geddes, and Otto Neurath. Perspectives on Science (p. 32). (/isis/citation/CBB001034593/) unapi

Article Ducheyne, Steffen (2009)
“To Treat of the World”: Paul Otlet's Epistemology and Ontology and the Circle of Knowledge. Journal of Documentation (pp. 223-244). (/isis/citation/CBB000960279/) unapi

Article Pyenson, Lewis; Verbruggen, Christophe (2009)
Ego and the International: The Modernist Circle of George Sarton. Isis: International Review Devoted to the History of Science and Its Cultural Influences (p. 60). (/isis/citation/CBB000951306/) unapi

Article Evans, James (1987)
On the origin of the Ptolemaic star catalogue. Journal for the History of Astronomy (p. 155). (/isis/citation/CBB000042978/) unapi