Time-dependent spectral-feature variations of stars displaying the B[e] phenomenon - III. HD 50138T. Jeřábková, D. Korčáková, A. Miroshnichenko, S. Danford, S. V. Zharikov, R. Kříček, P. Zasche, V. Votruba, M. Šlechta, P. Škoda and J. JaníkA&A, 586 (2016) A116DOI: https://doi.org/10.1051/0004-6361/201526290