Importante! Sobre el catálogo
| LDR | ·····nam##22·····5a#4500 |
| 001 | 000414 |
| 005 | 20110406160515.0 |
| 008 | 080228s198u####xxua###f######000#0#eng#d |
| 245 | 04 | $a The HEAO A-1 X-ray source catalog / $c by K. S. Wood ... [et al.]. |
| 260 | ## | $a [Washington, D.C. : $b Naval Research laboratory, $c 1984?] |
| 300 | ## | $a 1 v : $b il. ; $c 27 cm. |
| 500 | ## | $a Separata publicada en The Astrophysical Journal Supplement Series, vol. 56, 1984. |
| 700 | 1# | $a Wood, K. S. $4 aut |
| 710 | 2# | $a E. O. Hulburt Center for Space Research. $4 spn |
| 084 | ## | $a 002 $2 z |
| 653 | ## | $a Catálogos. |
| 653 | ## | $a Rayos X. |
| 653 | ## | $a HEAO A-1. |
| 653 | ## | $a Fuentes de rayos X. |
| 040 | ## | $a AR-BaBIR |