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(en) Hollenbach, D.J. et Tielens, A.G.G.M., « Photodissociation regions in the interstellar medium of galaxies », Reviews of Modern Physics, vol. 71, no 1, , p. 173–230 (DOI10.1103/RevModPhys.71.173, Bibcode1999RvMP...71..173H).
(en) A.G.G.M. Tielens, « Photodissociation regions and planetary nebulae », Planetary nebulae: proceedings of the 155 Symposium of the International Astronomical Union, , p. 155–162 (Bibcode1993IAUS..155..155T).