@article{5444, author = {J. Dove and J. Shull}, title = {Photoionization of disk galaxies: an explanation of the sharp edges in the H I distribution}, year = {1994}, journal = {The Astrophysical Journal}, volume = {423}, pages = {196}, month = {Jan-03-1994}, issn = {0004-637X}, url = {http://articles.adsabs.harvard.edu/full/1994ApJ...423..196D}, doi = {10.1086/173799}, }