TY - RPRT TI - Two- and three-dimensional blade vortex interactions AU - Davoudzadeh, F. AU - Liu, N.-S AU - Briley, W. R. AU - Buggeln, R. C. AU - Shamroth, S. J. PY - 1990 UR - https://ntrs.nasa.gov/citations/19930007753 ID - 19930007753 ER -