TY -的PY - 2000 DA - 1900/01/01 TI -信封,请SP - 474893六世- 1 AB - SN - 2356 - 6140 UR - https://doi.org/10.1100/tsw.2000.8 - 10.1100 / tsw.2000.8 JF - TheScientificWorldJOURNAL PB - TheScientificWorldJOURNAL KW - ER