title: Comment on "High-Tc ferroelectricity emerging from magnetic degeneracy in cupric oxide".
authors.affiliation: Institut des Matériaux Jean Rouxel, Université de Nantes, 2 rue de la Houssinière, Nantes, 44322, BP 32229, Cedex 3, France.
authors.forename: Xavier
authors.initials: X
authors.lastname: Rocquefelte
authors.forename: Karlheinz
authors.initials: K
authors.lastname: Schwarz
authors.forename: Peter
authors.initials: P
authors.lastname: Blaha