Stresses in flat propeller blade models determined by the Moiré method = Bepaling van spanningen in vlakke modellen van schroefbladen volgens de Moiré methode / by F.K. Ligtenberg

Stresses in flat propeller blade models determined by the Moiré method = Bepaling van spanningen in vlakke modellen van schroefbladen volgens de Moiré methode / by F.K. Ligtenberg