Magnetic-field-tuned phase transition of a molecular material from the isolated-spin to the coupled-spin regime - Santana, Vinicius T.; Cunha, Beatriz N.; Plutín, Ana M.; Silveira, Rafael G.; Castellano, Eduardo Ernesto; Batista, Alzir A.; Calvo, Rafael; Nascimento, Otaciro Rangel (Physical Chemistry Chemical Physics, 2019)