Hermiati, Hermiati, 		Nurtjahya, Eddy, AND 		Mansur, Irdika.
" Abundance and potency of Non-Symbiotic Nitrogen-Fixing Bacteria in Padang Sapu-sapu, Pejem Village, Bangka" <em>BERKALA SAINSTEK</em> [Online], Volume 9 Number 2 (28 July 2021)