LI, J.; LIU, B.; CHEN, Q.; LU, Y.; LIU, Z. Synthesis of M­­­­­­₁₋₃ₓAl₂O₄:Eu²⁺ₓ/Dy³⁺₂ₓ (M²⁺= Sr²⁺, Ca²⁺ and Ba²⁺) phosphors with long-lasting phosphorescence properties via co-precipitation method. Chemical Reports, v. 1, n. 2, p. 112-117, 11 jul. 2019.