“Unusual Products observed in gas phase WxOy− + H2O and D2O reactions”David W. Rothgeb, Ekram Hossain, Angela T. Kuo, Jennifer L. Troyer, Caroline C. Jarrold, Nicholas J. Mayhall and Krishnan Raghavachari, Journal of Chemical Physics, 130, Article 124314 (2009). https://doi.org/10.1063/1.3096414