ty -jour au -silva，Luis M.Au -Silva，JoãoGabrielau -Chapple，Simon PY -1997 DA -1900/01/01 TI- DSMPI SP -452521 VL -4525219244 UR -https：//doi.org/10.1155/1997/452521 do -10.1155/1997/452521 JF-科学编程PB- iOS PB- iOS Press KW -ER-