An atlas of H2O maser observations on the 13.7m radio telescope of Purple Mountain Observatory. Han, F. ; Mao, R. Q. ; Lei, C. M. ; Wu, Y. F. ; Sun, J. ; Wang, J. S. ; Pei, C. C. ; Xiang, D. L. ; Fan, Y. ; Tang, G. S. ; Ji, H. R. Abstract Publication: Publications of the Purple Mountain Observatory Pub Date: September 1995 Bibcode: 1995PPMtO..14..185H