Brody, T. P.; Luo, Fang Chen; Szepesi, Z. P.; Davies, D. H. (1975). "A 6 x 6-in 20-lpi electroluminescent display panel". IEEE Transactions on Electron Devices. 22 (9): 739. doi:10.1109/T-ED.1975.18214. S2CID1378753.
Brody, T. P.; Luo, Fang Chen; Szepesi, Z. P.; Davies, D. H. (1975). "A 6 x 6-in 20-lpi electroluminescent display panel". IEEE Transactions on Electron Devices. 22 (9): 739. doi:10.1109/T-ED.1975.18214. S2CID1378753.