TY - JOUR AU - Zhang, Yue Hui TI - On the JakubĂ­k Problem on radical classes of lattice ordered groups JO - Czechoslovak Mathematical Journal PY - 1995 SP - 347 EP - 349 VL - 45 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1995.128514/ DO - 10.21136/CMJ.1995.128514 LA - en ID - 10_21136_CMJ_1995_128514 ER -