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文春波, 范福磊, 张中霞, 郭佳伟, 郝民杰 科研立项经费支持
可持续发展Vol.13 No.4, 全文下载: PDF HTML XML DOI:10.12677/SD.2023.134142, July 28 2023
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刘喜庆, 张文政
老龄化研究Vol.11 No.4, 全文下载: PDF XML DOI:10.12677/ar.2024.114173, August 13 2024
人口老龄化背景下河南省康养产业发展研究Study on the Development of Health Care Industry in Henan Province under the Background of Population Aging
郭莹莹, 侯庆丰
老龄化研究Vol.11 No.5, 全文下载: PDF XML DOI:10.12677/ar.2024.115296, October 24 2024
南朗河鱼类资源现状调查Natural Fish Resources Investigation of Nanlang River
缪祥军, 符世伟, 崔丽莉, 李万斌, 李光华
水产研究Vol.1 No.1, 全文下载: PDF HTML DOI:10.12677/ojfr.2014.11001, March 12 2014
基于GM(1,1)模型的河南省城乡居民个人医疗负担预测研究Prediction of Individual Medical Burden of Urban and Rural Residents in Henan Province Based on GM(1,1) Model
苏玉良
应用数学进展Vol.11 No.3, 全文下载: PDF HTML XML DOI:10.12677/AAM.2022.113125, March 22 2022
秦朝开发“河南地”相关问题考述A Study on the Issues Related to the Development of “Henan Area” in the Qin Dynasty
林 睿
社会科学前沿Vol.12 No.12, 全文下载: PDF HTML XML DOI:10.12677/ASS.2023.1212998, December 20 2023