Luh Gede, Puja, 		Ratini, Ni Nyoman, AND 		Iffah, Maghfirotul.
" Effect of X-ray Tube Voltage Variation on Signal to Noise Ratio (SNR) by Application of Anode Heel Effect using Stepwedge" <em>BULETIN FISIKA</em> [Online], Volume 22 Number 1 (20 September 2020)