On morphisms from ${\mathbb{P}}^3$ to $𝔾(1,3)$

José Carlos Sierra

Comptes Rendus. Mathématique, Volume 359 (2021) no. 7 p. 853-860

Surfaces in P4 whose 4-secant lines do not sweep out a hypersurface

José Carlos Sierra

Comptes Rendus. Mathématique, Volume 351 (2013) no. 15 p. 623-625