Rujukan WikiPedia: Corneille_Heymans http://socialarchive.iath.virginia.edu/ark:/99166/... http://data.bibliotheken.nl/id/thes/p067585795 http://www.biografischportaal.nl/en/persoon/538107... http://isni.org/isni/0000000063065099 http://nobelprize.org/medicine/laureates/1938/heym... http://nobelprize.org/nobel_prizes/medicine/laurea... http://deadscientistoftheweek.blogspot.co.uk/2010_... https://aleph.nkp.cz/F/?func=find-c&local_base=aut... https://catalogue.bnf.fr/ark:/12148/cb134785799 https://data.bnf.fr/ark:/12148/cb134785799
