TY - JOUR AU - Ton, Dao-Rong TI - The ${\scr Ar}$-free products of archimedean $l$-groups JO - Czechoslovak Mathematical Journal PY - 1998 SP - 243 EP - 252 VL - 48 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/CMJ_1998__48_2_a3/ LA - en ID - CMJ_1998__48_2_a3 ER -