Chemistry and distribution of daughter species in the circumstellar envelopes of O-rich AGB starsXiaohu Li, Tom J. Millar, Alan N. Heays, Catherine Walsh, Ewine F. van Dishoeck and Isabelle CherchneffA&A, 588 (2016) A4DOI: https://doi.org/10.1051/0004-6361/201525739