1. Studies on three-dimensional viscous jets;Sforza;A.I.A.A. Jl,1966
2. Further experimental results for three-dimensional free jets;Trentacoste;A.I.A.A. Jl,1967
3. A quasi-axisymmetric approximation for turbulent three-dimensional jets and wakes;Sforza;A.I.A.A. Jl,1969
4. Measurements of the velocity distribution in a plane turbulent jet of air;Van Der Hegge Zijnen;Appl. Scient. Res,1958