Chemical composition of semi-regular variable giants. III. N. E. Britavskiy, S. M. Andrievsky, V. V. Tsymbal, S. A. Korotin, P. Martin and A. S. Andrievska A&A, 542 (2012) A104 Published online: 15 June 2012 DOI: 10.1051/0004-6361/201118297