Illahi R, Ihwan P. Syamsudin, Umar sagaf. The Strategy Of Implementing Service Quality (Servqual) In Increasing The Competitiveness Of The Workshop Business Of Pt. Diamond Of Light In Bima City. JE [Internet]. 2026 May 30 [cited 2026 Jun. 2];5(5):989-9. Available from: https://ejournal.45mataram.ac.id/index.php/economina/article/view/2077