graser

1981 / Approaches to the development of gamma-ray lasers / George C. Baldwin ; Johndale C. Solem, ; Vitalii I. Gol'danskii / Reviews of Modern Physics 53 (1981) p. 687 [doi]
1997 / Recoilless gamma-ray lasers / George C. Baldwin ; Johndale C. Solem / Reviews of Modern Physics 69 (1997) p. 1085 [doi]