A three-dimensional variational single-Doppler velocity retrieval method with simple conservation equation constraint
Meteorology and Atmospheric Physics (2006) - Comments
doi: 10.1007/s00703-005-0170-7  issn: 0177-7971  issn: 1436-5065 

J. Gao, M. Xue, S.-Y. Lee, A. Shapiro, Q. Xu, K. K. Droegemeier