TY - JOUR AU - Hubička, Jan AU - Konečný, Matěj AU - Nešetřil, Jaroslav TI - A combinatorial proof of the extension property for partial isometries JO - Commentationes Mathematicae Universitatis Carolinae PY - 2019 SP - 39 EP - 47 VL - 60 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.275/ DO - 10.14712/1213-7243.2015.275 LA - en ID - 10_14712_1213_7243_2015_275 ER -