TY - JOUR AU - Kris Coolsaet TI - Spherical quadrangles with three equal sides and rational angles JO - Ars Mathematica Contemporanea PY - 2017 SP - 415 EP - 424 VL - 12 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1129.af0/ DO - 10.26493/1855-3974.1129.af0 LA - en ID - 10_26493_1855_3974_1129_af0 ER -