@Article{ OSUNA_PALOMO_ROMERO:363-375,
author = { SERGIO OSUNA BARRERO and FRANCISCO JOSÉ PALOMO RUIZ and ALFONSO ROMERO SARABIA } ,
title = { LORENTZIAN MANIFOLDS WITH NO NULL CONJUGATE POINTS },
journal = { MATHEMATICAL PROCEEDINGS OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY },
year = { 2004 },
volume = { 137 },
issn = { 0305-0041 },
pages = { 363-375 },
}