Oraha Qas Nouna, N. S., A. S. Al-Ragehey, and S. N. Ibrahim. “Broadband Cavity Enhanced Absorption Spectroscopy of Thin Films of Haemoglobin”. Al-Mustansiriyah Journal of Science, vol. 30, no. 2, Sept. 2019, pp. 67-72, doi:10.23851/mjs.v30i2.592.