Darmo, Kadek, 		Suarbawa, Komang, AND 		Widagda, I Gusti.
" Analysis of Changes in Area of Mangrove Density at Ngurah Rai Bali Grand Forest Park Using Image of Landsat 8 Satellite" <em>BULETIN FISIKA</em> [Online], Volume 19 Number 2 (30 December 2018)