1. M. Miyaji, T. Numasawa, N. Shiba, T. Takayanagi and K. Watanabe, cMERA as surface/state correspondence in AdS/CFT, arXiv:1506.01353 [ INSPIRE ].
2. N. Ishibashi, The boundary and crosscap states in conformal field theories, Mod. Phys. Lett. A 4 (1989) 251 [ INSPIRE ].
3. H. Verlinde, Poking holes in AdS/CFT: bulk fields from boundary states, arXiv:1505.05069 [ INSPIRE ].
4. A. Hamilton, D.N. Kabat, G. Lifschytz and D.A. Lowe, Holographic representation of local bulk operators, Phys. Rev. D 74 (2006) 066009 [ hep-th/0606141 ] [ INSPIRE ].
5. D. Kabat, G. Lifschytz and D.A. Lowe, Constructing local bulk observables in interacting AdS/CFT, Phys. Rev. D 83 (2011) 106009 [ arXiv:1102.2910 ] [ INSPIRE ].