FAUZA ADELMA SYAFRIZAL; RAHMAT IZWAN HEROZA; ERMATITA; MGS. AFRIYAN FIRDAUS; PACU PUTRA; LOVINTA HAPPY ATRINAWATI; MONTERICO ADRIAN. Using ISO 9241-11 To Identify How E-Commerce Companies Applied UX Guidelines. Inform : Jurnal Ilmiah Bidang Teknologi Informasi dan Komunikasi, v. 7, n. 1, p. 9-15, 8 Jun. 2022.