Article
Astronomy and Astrophysics  (2013)

Unveiling the nature of INTEGRAL objects through optical spectroscopy X. A new multi-year, multi-observatory campaign

Masetti N., Parisi P.; Palazzi E., Jimenez-Bailon; E, Chavushyan V.; McBride V., Rojas; AF, Steward L.; Bassani L., Bazzano A.; Bird, AJ; Charles, PA; Galaz G., Landi R.; Malizia A., Mason E.; Minniti D., Morelli L.; Schiavone F., Stephen; JB, Ubertini P.