The Anomalous X-ray Pulsars
arXiv:astro-ph/9911252
Abstract
The observational properties of the six known Anomalous X-ray Pulsars are described in the context of the main theoretical models for this enigmatic class of objects.
16 pages, latex, 3 figures, Invited review presented at the NATO ASI ''The Neutron Star - Black Hole Connection'' Elounda, Crete - 7-18 June 1999 Corrected units pag. 13 Also available at http://www.ifctr.mi.cnr.it/~sandro/WWW/axp.html