Irregular amplitude variations and another abrupt period change in the δ Scuti star V 1162 OriT. Arentoft, C. Sterken, M. R. Knudsen, G. Handler, P. Niarchos, K. Gazeas, V. Manimanis, M. B. Moalusi, F. F. Vuthela and P. Van CauterenA&A, 378 1 (2001) L33-L36DOI: https://doi.org/10.1051/0004-6361:20011248