Prime Archives in Applied Sciences: 2nd EditionNon-Linear Least Squares Levenberg-Marquardt Algorithm in Rotor Blade Vibrations Analysis of Last Stage of 380 MW LP Steam Turbine at Various Condenser PressuresDownloadNon-Linear-Least-Squares-Levenberg-Marquardt-Algorithm-in-Rotor-Blade-Vibrations-Analysis-of-Last-Stage-of-380-MW-LP-Steam-Turbine-at-Va