An interactive tool for teaching map projections. - Magnus Heitzler; Hans-Rudolf Bär; Roland Schenkel; Lorenz Hurni (PeerJ Prepr., 2018)

The Light Source Metaphor Revisited - Bringing an Old Concept for Teaching Map Projections to the Modern Web. - Magnus Heitzler; Hans-Rudolf Bär; Roland Schenkel; Lorenz Hurni (ISPRS Int. J. Geo Inf., 2019)