THI THANH BINH, Nguyen; 						THI THUONG, Bui.
 Preparation of Calcium Citrate from Chicken Eggshells  and Product Characterization.
<strong>VNU Journal of Science: Medical and Pharmaceutical Sciences</strong>, [S.l.], v. 41, n. 3, aug. 2025.
ISSN 2588-1132.
Available at: &lt;<a href="https://js.vnu.edu.vn/MPS/article/view/4747" target="_new">https://js.vnu.edu.vn/MPS/article/view/4747</a>&gt;. Date accessed: 04 oct. 2025.
doi: <a href="https://doi.org/10.25073/2588-1132/vnumps.4747">https://doi.org/10.25073/2588-1132/vnumps.4747</a>.