Positive and Unlabeled Graph Learning with Large Language Models for Fake News Detection. - Guilherme Henrique Messias; Mariana Caravanti de Souza; Yanni Marcela Gameiro; Sylvia Iasulaitis; Eloize Rossi Marques Seno; Solange Oliveira Rezende; Alan Demétrius Baria Valejo (BRACIS (2), 2025)