Observing the universe in x-rays / by Valerie Neal in collaboration with the Marshall Space Flight Center, the Office of Space Science and Applications and the Smithsonian Astrophysical Observatory
Observing the universe in x-rays / by Valerie Neal in collaboration with the Marshall Space Flight Center, the Office of Space Science and Applications and the Smithsonian Astrophysical Observatory
Physical description for original version: 20 p. : 28 cm
原資料等に関する注記
原資料の出版事項: [Washington, D.C.?] : The Advanced X-Ray Astrophysics Facility, National Aeronautics and Space Administration : For sale by the Supt. of Docs., U.S. G.P.O., [1984?]