The use of Vis-NIR-SWIR spectroscopy and X-ray fluorescence in the development of predictive models: a step forward in the quantification of nitrogen, total organic carbon and humic fractions in ferralsols - Lima, Bruna Coelho de; Demattê, José Alexandre Melo; Santos, Carlos H. dos; Tiritan, Carlos S; Poppiel, Raul Roberto; Nanni, Marcos R.; Falcioni, Renan; Oliveira, Caio A. de; Vedana, Nicole G; Zimmermann, Guilherme; Reis, Amanda S (Remote Sensing, 2024)