RT Journal Article T1 On the existence of complete families of projective plane curves, which are obstructed A1 Luengo Velasco, Ignacio PB London Mathematical Society SN 1469-7750 YR 1987 FD 1987 LK https://hdl.handle.net/20.500.14352/64683 UL https://hdl.handle.net/20.500.14352/64683 DS Docta Complutense RD 8 abr 2025