Optical and EPR studies of zinc phosphate glasses containing Mn2+ ions - Franco, Douglas F.; Manzani, Danilo; Carvajal, Eduar E.; Prando, Gabriela Augusta; Donoso, José Pedro; Magon, Claudio José; Antonio, Selma Gutierrez; Gobato, Yara Galvao; Nalin, Marcelo (Journal of Materials Science, 2020)