Cheal, B., Billowes, J., Bissell, M. L., Blaum, K., Charlwood, F. C., Flanagan, K. T., et al. (2010). Discovery of a long-lived low-lying isomeric state in 80Ga. Physical Review C, 82(5): 051302, pp. 1-5. doi:10.1103/PhysRevC.82.051302.