TY - JOUR AU - Jozef Bobok AU - Milan Kuchta TI - X-minimal patterns and a generalization of SharkovskiÄ­'s theorem JO - Fundamenta Mathematicae PY - 1998 SP - 33 EP - 66 VL - 156 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-156-1-33-66/ DO - 10.4064/fm-156-1-33-66 LA - en ID - 10_4064_fm_156_1_33_66 ER -