AnjasariD. H., ListiwikonoE., and YusufF. I., “PERBANDINGAN METODE DOUBLE EXPONENTIAL SMOOTHING HOLT DAN METODE TRIPLE EXPONENTIAL SMOOTHING HOLT-WINTERS UNTUK PERAMALAN WISATAWAN GRAND WATU DODOL”, TR, vol. 2, no. 2, pp. 12-25, Jan. 2019.