ŽVINYS, Karolis; GURŠNYS, Darius. Call Duration Characteristics based on Customers Location. Electrical, Control and Communication Engineering, Riga, Latvia, v. 5, n. 1, p. 67–73, 2014. DOI: 10.2478/ecce-2014-0010. Disponível em: https://ecce-journals.rtu.lv/ecce/article/view/ecce-2014-0010.. Acesso em: 5 nov. 2024.