Monitoring the activity of the Be star OT GeminorumA. Arellano Ferro, J. P. Sareyan, J. J. Avila, F. González, M. Dumont and GEOSAstron. Astrophys. Suppl. Ser., 127 3 (1998) 455-461DOI: https://doi.org/10.1051/aas:1998113