Photochemistry of polycyclic aromatic hydrocarbons in cosmic water ice - I. Mid-IR spectroscopy and photoproductsJ. Bouwman, A. L. Mattioda, H. Linnartz and L. J. AllamandolaA&A, 525 (2011) A93DOI: https://doi.org/10.1051/0004-6361/201015059