Update README.md

README.md

@@ -135,4 +135,4 @@ This is the guideline for adding new models. Adding a new model may take from a
 
 ## Acknowledgment
 
-Thanks to all contributors. This package was named by [@KB-satou](https://github.com/KB-satou) and [@ultimatile](https://github.com/ultimatile).
+Thanks to all contributors. This package was named by [@KB-satou](https://github.com/KB-satou) and [@ultimatile](https://github.com/ultimatile). [@MartinMikkelsen](https://github.com/MartinMikkelsen) contributed to writing docstrings. Special thanks to [@hyrodium](https://github.com/hyrodium) for his help with managing the documentation and advice on coding style. [@lhapp27](https://github.com/lhapp27) implemented 2 models, and [@ajarifi](https://github.com/ajarifi) implemented 3 models.