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2. Vibration and stability of cracked rectangular plates;Stahl;Int. J. Solids Struct.,1972
3. Free vibration of a simply-supported rectangular plate with a straight through-notch;Neku;Bull. Jpn. Soc. Mech. Eng.,1982
4. Vibration and bending of a cracked plate;Aggarwala;Rozprawy Inzynierskie,1981
5. Bending vibration of a simply supported rectangular plate with a crack parallel to one edge;Solecki;Eng. Fract. Mech.,1983