Arifin, D. . “AJIAN ENGGUNAAN LGORITMA GUZMÁN AN ANTAELLA (2009) ALAM EMETAAN OTAL USPENDED OLID (TSS) I ERAIRAN ELTA AHAKAM”. EOID, vol. 12, no. 2, Feb. 2017, pp. 120-8, doi:10.12962/geoid.v12i2.1526.