[1] S A Grigera, R A Borzi, D G Slobinsky, A S Gibbs, R Higashinaka, Y Maeno, T S Grigera, An intermediate state between the kagome-ice and the fully polarized state in Dy2Ti2O7, Papers in Physics 7, 070009 (2015)
http://dx.doi.org/10.4279/pip.070009

[2] J P C Ruff, R G Melko, M J P Gingras, Finite-temperature transitions in dipolar spin ice in a large magnetic field, Phys. Rev. Lett. 95, 097202 (2005).
http://dx.doi.org/10.1103/PhysRevLett.95.097202

[3] T Yavorskii, T Fennell, M J P Gingras, S T Bramwell, Dy2Ti2O7 spin ice: A test case for emergent clusters in a frustrated magnet, Phys. Rev. Lett. 101, 037204 (2008).
http://dx.doi.org/10.1103/PhysRevLett.101.037204