K2 Photometry and Long-Term H α Variability in Four Previously Unreported Be Stars. - Pereira, Alan Wagner; Janot-Pacheco, Eduardo; Eidam, Jéssica Mayara; Silva, Bergerson Van Hallen Vieira da; Rabello-Soares, M. Cristina; Andrade, Laerte; Emilio, Marcelo (Universe (2218-1997), 2026)