1 M.E. Beverland, J.. Haah, G.. Alagic, G.K. Campbell, A.M.. Rey, and A.V. Gorshkov, Physical Review Letters 120, (2018).
1 M.E. Beverland, G.. Alagic, M.C. Martin, A.P. Koller, A.M.. Rey, and A.V. Gorshkov, Physical Review A 93, (2016).