urutan dapus

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(Pelczar, 1986)
(Volk, 1993)
(Purwoko, 2007)
(Setiyanto, 2012)
(Mardiana et al., 2015)
(Kumoro, 2015)
(George et al., 2017; Sumantri dkk., 2014)
(Baihakki, dkk., 2015)
(Diachanty, dkk., 2017)
(Nursid, dkk., 2016)
(Gumgumjee et al., 2018)
(Ath-Thariq, 2016)
(Nadia, dkk., 2014)
(Lantah, dkk., 2017)
(Corputty dan Rochima, 2015)