Campbell S.L., R.B. Hutson, E. Marti, A. Goban, D. Oppong, R.L. McNally, L. Sonderhouse, J.M. Robinson, W. Zhang, B.J. Bloom, and J. Ye, Science 358, 90-94 (2017).
Nicholson T.L., S.L. Campbell, R.B. Hutson, E. Marti, B.J. Bloom, R.L. McNally, W. Zhang, M.D. Barrett, M.S. Safronova, G.F. Strouse, and W.L. Tew, Nature Communications 6, 6896 (2015).