@article {Carvalho_2020,
	title = {Energy dispersive X-ray fluorescence quantitative analysis of biological samples with the external standard method},
	journal = {Spectrochimica Acta Part B: Atomic Spectroscopy},
	volume = {174},
	year = {2020},
	note = {n/a},
	month = {dec},
	pages = {105991},
	publisher = {Elsevier {BV}},
	abstract = {n/a},
	doi = {10.1016/j.sab.2020.105991},
	url = {https://doi.org/10.1016\%2Fj.sab.2020.105991},
	author = {Patr{\'{\i}}cia M.S. Carvalho and Pessanha, Sofia and Machado, Jorge and Ana Lu{\'{\i}}sa Silva and Jo{\~a}o Veloso and Diogo Casal and Diogo Pais and Jos{\'e} Paulo Santos}
}
