TY - JOUR AU - Zucconi, Francesco TI - Surfaces with pg = q = 2 and an Irrational Pencil JO - Canadian journal of mathematics PY - 2003 SP - 649 EP - 672 VL - 55 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2003-027-8/ DO - 10.4153/CJM-2003-027-8 ID - 10_4153_CJM_2003_027_8 ER -