@inproceedings{inproceedings2adbfd45, title = {Spectroscopic studies of comets 9P/Tempel 1,37P/Forbes and C/2004 Q2 (Machholz)}, author = {Picazzio, Enos and Churyumov, Klim I and Chubko, Larissa S and Lukyanyk, Igor V and Kleshchonok, Valery V and Almeida, Amaury Augusto de and Costa, Roberto Dell'Aglio Dias da}, year = {2010}, publisher = {Cambridge University Press}, booktitle = {IAU Symposium} }