TY - JOUR AU - N. F. Zak TI - The Unirationality of Quartics over Nonclosed Fields Revisited JO - Matematičeskie zametki PY - 2008 SP - 40 EP - 47 VL - 84 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2008_84_1_a2/ LA - ru ID - MZM_2008_84_1_a2 ER -