Families of measurable conic sections in the projective space P^4

Families of measurable conic sections in the projective space P^4 / Failla, G., Molica Bisci, G.. - In: BOLLETTINO DELL'UNIONE MATEMATICA ITALIANA. B. - ISSN 0392-4041. - (8),10-B,:(2007), pp. 389-404.