Palivonaitė, Rita, and Minvydas Ragulskis. “Short-Term Time Series Prediction Based on Sceleton Algebraic Sequences With Internal Smoothing”. Lietuvos Matematikos Rinkinys, vol. 53, no. B, Dec. 2012, pp. 90–95, https://doi.org/10.15388/LMR.B.2012.17.