edit read me

README.md

@@ -1,7 +1,7 @@
-![输入图片说明](https://images.gitee.com/uploads/images/2021/1013/130725_b767e9b8_9858094.png "GWmodelS.png")    
+
 GWmodelS    
 
-Version:1.0.3
+Version:1.0.4
 
 Leading scientist:
 Binbin Lu (Wuhan University), Guanpeng Dong (Henan University)
@@ -13,6 +13,10 @@ Geographical Data Science Team including Yong Liu, Dongyang Yang, Hang Zhang, We
 
 GWmodelS is originally developed from an R package, namely GWmodel (https://CRAN.R-project.org/package=GWmodel) by Binbin Lu, Paul Harris, Martin Charlton, Chris Brunsdon, Tomoki Nakaya, Daisuke Murakami
 
+Citation:
+Lu, B., Y. Hu, D. Yang, Y. Liu, L. Liao, Z. Yin, T. Xia, Z. Dong, P. Harris, C. Brunsdon, L. Comber and G. Dong (2023). "GWmodelS: A software for geographically weighted models." SoftwareX 21: 101291.
+Lu, B. and G. Dong (2022). GWmodelS: A High-Performance Computing Framework for Geographically Weighted Models. Spatial Data and Intelligence, Cham, Springer Nature Switzerland.
+
 Meanwhile, we would like to pay tribute to Dr. Martin Charlton, the main developer of early versions of GWR software.
 
 ©This software is free for scientific research only, its copyright is reserved and please contact us for any commercial applications.