SISWANTO, Roby; 						SUYOSO, Hernu; 						HAYU, Gati Annisa.
THE EFFECT OF THE USE OF BEACH SAND AS FINE AGGREGATE AND SHELLS AS CEMENT PARTIAL SUBTITUTION TOWARDS COMPRESSIVE STRENGTH OF CONCRETE.
<strong>Jurnal Rekayasa Sipil dan Lingkungan</strong>, [S.l.], v. 1, n. 02, p. 192-199, dec. 2017.
ISSN 2548-9518.
Available at: &lt;<a href="https://jurnal.unej.ac.id/index.php/JRSL/article/view/6895" target="_new">https://jurnal.unej.ac.id/index.php/JRSL/article/view/6895</a>&gt;. Date accessed: 22 dec. 2024.
doi: <a href="https://doi.org/10.19184/jrsl.v1i02.6895">https://doi.org/10.19184/jrsl.v1i02.6895</a>.