Ellianawati, E., Arravi, M., Wulandari, F., & Istiqomah, R.
(2018).
Determining Hair Thickness using the Light Diffraction Method: Verification of the Seven Times Sliced Hair Phenomenon.
Journal of Natural Sciences and Mathematics Research, 4(2), 69-73.
doi:
https://doi.org/10.21580/jnsmr.2018.4.2.11037