SIDADOLOG, JUITA, 		SUMARJAYA, I WAYAN, AND 		TASTRAWATI, NI KETUT.
" PERAMALAN VOLATILITAS RETURN SAHAM MENGGUNAKAN METODE ASYMMETRIC POWER ARCH (APARCH)" <em>E-Jurnal Matematika</em> [Online], Volume 9 Number 3 (2 September 2020)