Oktavia SN, Heliani LS. Modelling the local geoid of East Kalimantan from combination of airborne and terrestrial gravity data using the KTH method. GAC [Internet]. 2026 Mar. 31 [cited 2026 Apr. 4];52(1):33–41. Available from: https://journals.vilniustech.lt/index.php/GAC/article/view/21948