[1] 	Hardiningsih, P. (2001). Pengaruh Faktor Fundamental Dan Risiko Ekonomi Terhadap Return Saham Perusahaan Di Sursa Efek Jakarta. Universitas Diponegoro.
[2] 	Tartglia, A., & Fisica, D. Di. (2008). A Comparison of Neural Network, Arima Model and Multiple Regression Analysis in Modeling Rice Yields. International Journal Of Soft Computing Applications ( IJSCA )