本刊自2003年第1期起开始加注参考文献类型标识码,因此,请作者在投稿时按附表的标识码标注参考文献类型。标注方法:将文献类型标识码外加〔〕置于文题名或书名后。附表参考文献类型及标识码参考文献类型标识码专著M论文集C专著、文集析出文献A期刊文章J报纸文章N学位论文D报告R Since the first issue of 2003, the reference type identification code has been added. Therefore, please write the reference type according to the identification code of the attached table. Labeling method: The document type identification code plus 〔〕 After the title or title of the book. Schedule reference types and identification code reference type identification code monograph M proceedings C monographs anthology precipitation literature A journal articles J newspaper articles N dissertation D report R