SUJANA, G. Agus Permana Putra; 						SUMADIYASA, Made; 						ISNAENI, Isnaeni.
 Synthesis of Carbon Dot with Citric Acid as a Base Material Using Repeated Heating in a Microwave Oven.
<strong>BULETIN FISIKA</strong>, [S.l.], v. 22, n. 1, p. 29-37, oct. 2020.
ISSN 2580-9733.
Available at: &lt;<a href="https://ojs.unud.ac.id/index.php/buletinfisika/article/view/63771" target="_new">https://ojs.unud.ac.id/index.php/buletinfisika/article/view/63771</a>&gt;. Date accessed: 04 nov. 2025.
doi: <a href="https://doi.org/10.24843/BF.2021.v22.i01.p05">https://doi.org/10.24843/BF.2021.v22.i01.p05</a>.