Fawaid A. Increasing The Sales Productivity Of ’Tette Chips’ During the Time of The Covid-19 Pandemic, Through Digital Marketing: Case study of Blumbungan Village, Larangan Pamekasan District. jebe [Internet]. 2022 Apr. 29 [cited 2026 Oct. 7];16(1):71-9. Available from: https://jebe.stiepas.org/index.php/jebe/article/view/196