TY - JOUR AU - Hedlíková, Jarmila TI - Ternary spaces, media, and Chebyshev sets JO - Czechoslovak Mathematical Journal PY - 1983 SP - 373 EP - 389 VL - 33 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1983.101889/ DO - 10.21136/CMJ.1983.101889 LA - en ID - 10_21136_CMJ_1983_101889 ER -