León-Castro, Ernesto, Luis Fernando Espinoza-Audelo, Ezequiel Aviles-Ochoa, José M. Merigó, and Janusz Kacprzyk. “A New Measure of Volatility Using Induced Heavy Moving Averages”. Technological and Economic Development of Economy 25, no. 4 (May 23, 2019): 576-599. Accessed April 24, 2024. https://journals.vilniustech.lt/index.php/TEDE/article/view/9374.