The behavior of Structures Composed of Composite materials Second edition JACKR VINSON H. Fletcher Brown Porfessor of Mechanical Aerospace Engineering The Center for Composite Materials and The College of Marine Studies, Department of Mechanical Engineering University of delaware, Newark Delaware U.S.A ROBERT L. SIERAKOWSK Chief scientist, AFRL/MN Eglin AFB, Florida U.S.A KLUWER ACADEMIC PUBLISHERS NEW YORK. BOSTON. DORDRECHT. LONDON. MOSCOWThe Behavior of Structures Composed of Composite Materials Second Edition by JACK R. VINSON H. Fletcher Brown Porfessor of Mechanical & Aerospace Engineering, The Center for Composite Materials and The College of Marine Studies, Department of Mechanical Engineering, University of Delaware, Newark, Delaware, U.S.A. and ROBERT L. SIERAKOWSKI Chief Scientist, AFRL/MN Eglin AFB, Florida, U.S.A. KLUWER ACADEMIC PUBLISHERS NEW YORK, BOSTON, DORDRECHT, LONDON, MOSCOW