TY-JOURA-C.A.AU-GoncalvesPY-2007DA-1900/01/01TF-Raylei-Ritz-Meirovitch法和FEMSP-923514VL-14AB-SN-1070-9622UR-https://doi.org/101155/2007/923514DO-10.1155/2007/923514JF-ScriptKW-ER