@article{9836, author = {M. Kafatos and P. Morrison}, title = {Giant Loops as Fossil Str6mgren Spheres. Their Radio and X-Ray Emission}, year = {1973}, journal = {Astronomy and Astrophysics}, volume = {26}, chapter = {71}, pages = {71-77}, url = {http://adsabs.harvard.edu/full/1973A\%26A....26...71K}, note = {

JILA Pub. 931

}, }