Turner, D. G.; Grieve, G. R.; Herbst, W.; Harris, W. E. The young open cluster NGC 3293 and its relation to CAR OB1 and the Carina Nebula complex. Astronomical Journal. 1980, 85: 1193–1206. Bibcode:1980AJ.....85.1193T. doi:10.1086/112783.
Turner, D. G.; Grieve, G. R.; Herbst, W.; Harris, W. E. The young open cluster NGC 3293 and its relation to CAR OB1 and the Carina Nebula complex. Astronomical Journal. 1980, 85: 1193–1206. Bibcode:1980AJ.....85.1193T. doi:10.1086/112783.