000000041 001__ 41
000000041 005__ 20160222141710.0
000000041 037__ $$aSIDCimport-44
000000041 100__ $$aKoeckelenbergh, A.
000000041 245__ $$aHistorical Session: the Contribution of Amateurs to Astronomy, Yesterday and Today
000000041 260__ $$c1988
000000041 500__ $$aStargazers. The Contribution of Amateurs to Astronomy, Proceedings of IAU Colloq. 98, 20-24 June, 1987. Edited by Storm Dunlop and Michele Gerbaldi. Springer-Verlag Berlin Heidelberg New York
000000041 773__ $$c62++$$pproceeding$$y1988
000000041 905__ $$apublished in
000000041 980__ $$aNONREF