Counterpart candidates to the unidentified Fermi source 0FGL J1848.6-0138 P. L. Luque-Escamilla, J. Martí, A. J. Muñoz-Arjonilla, J. R. Sánchez-Sutil, J. A. Combi and E. Sánchez-Ayaso A&A, 508 3 (2009) 1095-1098 Published online: 01 October 2009 DOI: 10.1051/0004-6361/200912344