Two new pulsating low-mass pre-white dwarfs or SX Phoenicis stars? M. A. Corti, A. Kanaan, A. H. Córsico, S. O. Kepler, L. G. Althaus, D. Koester and J. P. Sánchez Arias A&A, 587 (2016) L5 Published online: 29 February 2016 DOI: 10.1051/0004-6361/201527458