Grin, Y. N., Gavrilenko, I. S., Markiv, V. Y., & Yarmolyuk, Y. P. (1980). Crystal structure of ErTi2Ga4 and isostructural intermetallic compounds. Dopovidi Akademii Nauk Ukrainskjoi RSR Seriya A-Fiziko-Matematichni ta Technichni Nauki, (8), 73-76.