Revisiting the case of R Monocerotis: Is CO removed at R < 20 au?T. Alonso-Albi, P. Riviere-Marichalar, A. Fuente, S. Pacheco-Vázquez, B. Montesinos, R. Bachiller and S. P. Treviño-MoralesA&A, 617 (2018) A31DOI: https://doi.org/10.1051/0004-6361/201731658
