MAHAPUTRA, I Gusti Agung Made Yoga.
 Design Application System of B2G Sales Internal Management Using Waterfall Method.
<strong>International Journal of Engineering and Emerging Technology</strong>, [S.l.], v. 6, n. 1, p. 81-87, june 2021.
ISSN 2579-5988.
Available at: &lt;<a href="http://103.29.196.112/index.php/ijeet/article/view/IJEET.2021.v06.i01.p14" target="_new">http://103.29.196.112/index.php/ijeet/article/view/IJEET.2021.v06.i01.p14</a>&gt;. Date accessed: 16 dec. 2025.
doi: <a href="https://doi.org/10.24843/IJEET.2021.v06.i01.p14">https://doi.org/10.24843/IJEET.2021.v06.i01.p14</a>.