TY - BOOK AU - Ikeda,K & Murota,K ED - Murota, K TI - Imperfect bifurcation in structures & materials: engineering use of group-theoretic bifurcation theory T2 - Applied mathematical sciences 149 SN - 0-387-95409-0 U1 - 6.07 PY - 2002/// CY - Berlin PB - Springer ER -