Design of an integrated control system for flutter margin augmentation and gust load alleviation, tested on a dynamic windtunnel model / by P.A. van GelderIn-flight tailload measurements / by P.A. van GelderAcquiring tail load spectra from in-flight measurements / by P.A. van GelderAnalysis of measured in-flight tail loads / by P.A. van GelderDerivation of lateral and vertical gust statistics from in-flight measurements / by P.A. van GelderNLR experience in the application of active flutter suppression and gust load alleviation, applied to a wind-tunnel model / by P.A. van GelderVoorschriften, criteria en meetpraktijk bij susceptibiliteitsmetingen / door P.A. van Gelder
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Computation of viscous aerodynamic characteristics of 2-D airfoils for helicopter applications / by R. Houwink, J.A. van Egmond and P.A. van GelderRe-analysis of European flight load data / by J.B. de Jonge, P.A. Hol and P.A. van GelderRe-analysis of European flight load data / by J.B. de Jonge, P.A. Hol and P.A. van Gelder