9Gejihu De, Weiping Qin, eta1. Synthesis and photoluminescence of single crystals europium ion-doped BaF2 cubic nanorods [ J ]. Journal of Solid State Chemistry,2006, ( 1 ).
10N. Sata ,N. Y. Jin - Phillipp. Maie Enhanced ionic conductivity and mesoscopic size effects in heterostructures of BaF2 and CaF2 [J]. Solid State Ionics,2002, (3).