Direct determination of Ca, K and Mg in Cassava flour samples by laser-induced breakdown spectroscopy (LIBS) - Costa, Vinicius Câmara; Babos, Diego Victor; Aquino, Francisco Wendel Batista de; Virgilio, Alex; Amorim, Fábio Alan Carqueija; Pereira Filho, Edenir Rodrigues (Food Analytical Methods, 2018)