Geometric Brownian Motion with Ito's lemma approach to evaluate market fluctuations: A case study on Colombo Stock Exchange. - R. M. Kapila Tharanga Rathnayaka; Jianguo Wei; D. M. K. N. Seneviratna (BESC, 2014)

A hybrid statistical approach for stock market forecasting based on Artificial Neural Network and ARIMA time series models. - R. M. Kapila Tharanga Rathnayaka; D. M. K. N. Seneviratna; Jianguo Wei; Hasitha Indika Arumawadu (BESC, 2015)

Grey system based novel approach for stock market forecasting. - R. M. Kapila Tharanga Rathnayaka; D. M. K. N. Seneviratna; Jianguo Wei (Grey Syst. Theory Appl., 2015)

An unbiased GM(1, 1)-based new hybrid approach for time series forecasting. - R. M. Kapila Tharanga Rathnayaka; D. M. K. N. Seneviratna; Jianguo Wei; Hasitha Indika Arumawadu (Grey Syst. Theory Appl., 2016)

Grey system based novel forecasting and portfolio mechanism on CSE. - R. M. Kapila Tharanga Rathnayaka; D. M. K. N. Seneviratna; Jianguo Wei (Grey Syst. Theory Appl., 2016)

Taylor series approximation and unbiased GM(1, 1) based hybrid statistical approach for forecasting daily gold price demands. - R. M. Kapila Tharanga Rathnayaka; D. M. K. N. Seneviratna (Grey Syst. Theory Appl., 2019)

Hybrid grey exponential smoothing approach for predicting transmission dynamics of the COVID-19 outbreak in Sri Lanka. - D. M. K. N. Seneviratna; R. M. Kapila Tharanga Rathnayaka (Grey Syst. Theory Appl., 2022)

Predicting of aging population density by a hybrid grey exponential smoothing model (HGESM): a case study from Sri Lanka. - R. M. Kapila Tharanga Rathnayaka; D. M. K. N. Seneviratna (Grey Syst. Theory Appl., 2024)