编辑这篇研究论文，确保其中所有的引用都符合APA风格。


这是一篇研究论文。

[正文内容...]

参考文献
1. Doe, J. (2017). 一篇引用错误的论文。Journal of Incorrect Citations, 23(4), 42-51.
2. Smith, A. (2018). 一篇正确引用的论文。Journal of Correct Citations, 12(3), 17-29.
3. ...（以下为其它参考文献）
Here is the edited research paper with all citations formatted in APA style:

This is a research paper. [Main content...] 

References 
1. Doe, J. (2017). A paper with incorrect citation. Journal of Incorrect Citations, 23(4), 42-51. 
2. Smith, A. (2018). A paper with correct citations. Journal of Correct Citations, 12(3), 17-29. 
3. ... (other references follow)