Bukhori , I. Y. ., and E. Y. . Handoko. “ODEL STIMASI PLIFT AN UBSIDENCE ARI ASIL KURAN PS ENGGUNAKAN ETODE OLINOMIAL I REA UMPUR IDOARJO”. EOID, vol. 7, no. 2, Feb. 2012, pp. 111-9, doi:10.12962/geoid.v7i2.1342.