Spectral Behaviour of the low concentrations of Coumarin 334 with Broadband Cavity Enhanced Absorption Spectroscopy. Baghdad Science Journal, Iraq, Baghdad, v. 19, n. 2, p. 0438, 2022. DOI: 10.21123/bsj.2022.19.2.0438. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/6190.. Acesso em: 3 may. 2024.