# 推薦文章
### 選定模型SOP
https://medium.com/r-語言自學系列/r語言自學日記-14-arima模型簡介與定階-d1fa7037c53d
### AR, MA, ARMA, ARIMA
https://mropengate.blogspot.com/2015/11/time-series-analysis-ar-ma-arma-arima.html