Comparison of the KTH and remove-compute-restore techniques to geoid modelling in a mountainous area. - Ramazan Alpay Abbak; Bihter Erol; Aydin Üstün (Comput. Geosci., 2012)

A software package for computing a regional gravimetric geoid model by the KTH method. - Ramazan Alpay Abbak; Aydin Üstün (Earth Sci. Informatics, 2015)

PHCSOFT: A Software package for computing physical height changes from GRACE based global geopotential models. - Emel Zeray Öztürk; Ramazan Alpay Abbak (Earth Sci. Informatics, 2020)

A practical software package for computing gravimetric geoid by the least squares modification of Hotine's formula. - Ramazan Alpay Abbak; Artu Ellmann; Aydin Üstün (Earth Sci. Informatics, 2022)

A user-friendly software package for modelling gravimetric geoid by the classical Stokes-Helmert method. - Ramazan Alpay Abbak; Ropesh Goyal; Aydin Üstün (Earth Sci. Informatics, 2024)