D. De-boer, C. Haas, and G. Sawatzky, Phys. Rev. B, vol.29, p.4401, 1984.

J. Van-den-brink, The Hubbard Model with Orbital Degeneracy and in Polarizable Media, 1997.

R. Micnas, J. Ranninger, and S. Robaszkiewicz, Rev. Mod. Phys. B, vol.62, p.113, 1990.

G. Sawatzky, I. Elfimov, J. Van-den-brink, Z. Berciu, M. Elfimov et al., Europhys. Lett, vol.86, p.214507, 2009.

A. Ohtomo and H. Hwang, Nature, vol.427, p.423, 2004.

S. Thiel, G. Hammerl, A. Schmehl, C. Schneider, and J. Mannhart, Science, vol.313, p.1942, 2006.

M. Sing, G. Berner, K. Goß, A. Müller, A. Ruff et al., Phys. Rev. Lett, vol.102, p.176805, 2009.

M. Breitschaft, V. Tinkl, N. Pavlenko, S. Paetel, C. Richter et al., Phys. Rev. B, vol.81, p.153414, 2010.

V. Tinkl, M. Breitschaft, C. Richter, J. Mannhart, and . Phys, Rev. B, vol.86, p.75116, 2012.

J. Hubbard, Proc. R. Soc. London A, vol.276, p.238, 1963.

D. Vollhardt, Rev. Mod. Phys, vol.56, p.99, 1984.

G. Lhoutellier, R. Frésard, and A. Ole?, Phys. Rev. B, vol.91, p.224410, 2015.

T. Li, P. Wölfle, H. , and P. , Rev. B, vol.40, p.6817, 1989.

R. Frésard, P. Wölfle, .. J. Int, and . Mod, Phys. B, vol.6, p.3087, 1992.

G. Kotliar and A. Ruckenstein, Phys. Rev. Lett, vol.57, p.1362, 1986.

N. Pavlenko and T. Kopp, Phys. Rev. Lett, vol.97, p.187001, 2006.

W. Brinkman and T. Rice, Phys. Rev. B, vol.2, p.4302, 1970.

L. Lilly, A. Muramatsu, and W. Hanke, Phys. Rev. Lett, vol.65, p.1379, 1990.

I. Yang, E. Lange, and G. Kotliar, Phys. Rev. B, vol.61, p.2521, 2000.

B. Möller, K. Doll, and R. Frésard, J. Phys.: Condens. Matter, vol.5, p.4847, 1993.

R. Frésard, M. Dzierzawa, and P. Wölfle, Europhys. Lett, vol.15, p.325, 1991.

A. E. Strinati and G. , Phys. Rev. B, vol.44, p.7455, 1991.

R. Frésard and P. Wölfle, J. Phys.: Condens. Matter, vol.4, p.3625, 1992.

P. Igoshev, M. Timirgazin, A. Arzhnikov, V. Irkhin, and . Lett, , vol.98, p.150, 2013.

G. Seibold, E. Sigmund, and V. Hizhnyakov, Phys. Rev. B, vol.57, p.6937, 1998.

G. Seibold and J. Lorenzana, Phys. Rev. B, vol.73, p.144515, 2006.

M. Raczkowski, R. Frésard, M. Ole?-a-m-;-raczkowski, M. Capello, D. Poilblanc et al., Phys. Rev. B, vol.73, p.140505, 2006.

M. Raczkowski, R. Frésard, and A. Ole?, Europhys. Lett, vol.76, p.128, 2006.

W. Zimmermann, R. Frésard, and P. Wölfle, Phys. Rev. B, vol.56, p.10097, 1997.

R. Frésard, K. Doll, D. K. Baeriswyl, J. M. Campbell, F. Carmelo et al., Proceedings of the NATO ARW The Hubbard Model: Its Physics and Mathematical Physics, p.385, 1993.

P. Anderson, Science, vol.235, p.1196, 1987.

R. Frésard, J. Kroha, and P. Wölfle, Theoretical Methods for Strongly Correlated Systems, Springer Series in Solid-State Sciences, vol.171, pp.65-101, 2012.

R. Frésard and T. Kopp, Nucl. Phys. B, vol.594, p.769, 2001.

R. Frésard, H. Ouerdane, and T. Kopp, Nucl. Phys. B, vol.785, p.286, 2007.

J. Th, L. Guillou, and J. , 2403. 18th International Conference on Recent Progress in Many-Body Theories (MBT18) IOP Publishing Journal of Physics: Conference Series, vol.44, p.12003, 1991.

Y. Bang, C. Castellani, M. Grilli, G. Kotliar, R. Raimondi et al., 531; Proceedings of the Adriatico Research Conference and Miniworkshop Strongly Correlated Electrons Systems III, vol.6, 1992.

W. Metzner and D. Vollhardt, Phys. Rev. Lett, vol.62, p.7382, 1988.

W. Metzner and Z. , Phys. B, vol.77, p.253, 1989.

E. Müller-hartmann and Z. , Phys. B, vol.74, p.507, 1989.

R. Frésard and T. Kopp, Ann. Phys. (Berlin), p.175, 2012.

R. Frésard and M. Lamboley, J. Low Temp. Phys, vol.126, p.1091, 2002.

M. Lavagna and . Phys, Helvetica Phys. Acta, vol.41, p.885, 1990.

D. Vollhardt, P. Wölfle, and A. , Phys. Rev. B, vol.35, p.6703, 1987.

T. Li, Y. Sun, P. Wölfle, and Z. , Phys. B, vol.82, p.369, 1991.

T. Li and P. Bénard, Phys. Rev. B, vol.50, p.17837, 1994.

W. Meevasana, P. King, R. He, S. Mo, M. Hashimoto et al., 114. 18th International Conference on Recent Progress in Many-Body Theories (MBT18) IOP Publishing Journal of Physics: Conference Series, vol.10, p.12003, 2011.