@book{140116, author = {Ernest Kessler and and Maynard Dewey and R Deslattes and Albert Henins and H B and M Jentschel and H Lehmann}, title = {Accurate Determination of High Energy Gamma-Ray Standards, ed by S. Wender}, year = {2000}, month = {2000-01-01}, publisher = {AIP Press, New York, }, language = {en}, }