Gallego Maestro, Jesús2023-06-202023-06-202011-020004-628010.1086/658901https://hdl.handle.net/20.500.14352/43023© 2011. The Astronomical Society of the Pacific. Artículo firmado por 13 autores.The following authors should be included in the author list of this article: E. Alfaro, J. Gallego, J. J. González, and J. I. González-Serrano. All of them are part of the OTELO project and were not listed in the original version of the article due to an oversight.engjournal articlehttps://doi.org/10.1086/658901https://iopscience.iop.org/open access52AstrofísicaAstronomía (Física)