- britannica.com biography/Lucas-van-Leyden
- wn.com Lucas_van_Leyden
- library.princeton.edu libraries/firestone/rbsc/…
- metmuseum.org art/collection/search/364776
- the-artinspector.com post/lucas-van-leyden-the-…
- art-prints-on-demand.com a/van-leyden-lucas/…
- nga.gov collection/artist-info.1484.html
- artsandculture.google.com entity/lucas-van-leyden…