Liana YR, Fianti F, Nurbaiti U. Study of Sun Protection Factor (SPF) Batik Textile Fabric on Solar Radiation in Pekalongan. J. Penelit. Fis. Apl. [Internet]. 2021Jul.23 [cited 2024May1];11(1):39-4. Available from: https://journal.unesa.ac.id/index.php/jpfa/article/view/6488