Andueza, Andoni, Miguel Ángel Del Arco Osuna, Bernat Fornés, Rubén González Crespo, and Juan Manuel Martín Álvarez. 2023. “Using the Statistical Machine Learning Models ARIMA and SARIMA to Measure the Impact of Covid-19 on Official Provincial Sales of Cigarettes in Spain”. International Journal of Interactive Multimedia and Artificial Intelligence 8 (1):73-87. https://doi.org/10.9781/ijimai.2023.02.010.