[1] P. Sinha, S.E. Boesch, C. Gu, R.A. Wheeler, A.K. Wilson, J. Phys. Chem. A 108 (2004) 9213.
[2] M. Herman, J. Lievin, J.V. Auwera, A. Campargue, Global and accurate vibration hamiltonians from high-resolution molecular spectroscopy, Wiley, New York, 1999.
[3] J.M. Bowman, J. Chem. Phys. 68 (1978) 608.
[4] K.M. Christoffel, J.M. Bowman, Chem. Phys. Lett. 85 (1982) 220.
[5] L.S. Norris, M.A. Ratner, A.E. Roitberg, R.B. Gerber, J. Chem. Phys. 105 (1996) 11261.
[6] O. Christiansen, J. Chem. Phys. 120 (2004) 2149.
[7] K. Yagi, S. Hirata, K. Hirao, Phys. Chem. Chem. Phys. B 1781 (2008).
[8] K. Yagi, H. Otaki, J. Chem. Phys. 140 (2014), 084113.
[9] Y. Wang, J.M. Bowman, J. Chem. Phys. 134 (2011), 154510.
[10] Y. Wang, J.M. Bowman, J. Chem. Phys. 136 (2012), 144113.
[11] Y. Wang, J.M. Bowman, J. Phys. Chem. Lett. 4 (2013) 1104.
[12] K. Yagi, M. Keceli, S. Hirata, J. Chem. Phys. 137 (2012), 204118.
[13] R.P. Feynman, Phys. Rev. 94 (1954) 262.
[14] R.P. Feynman, M. Cohen, Phys. Rev. 102 (1956) 1189.
[15] M. Holzmann, D.M. Ceperley, C. Pierleoni, K. Esler, Phys. Rev. E 68 (2003), 046707.
[16] P.L. Ríos, A. Ma, N.D. Drummond, M.D. Towler, R.J. Needs, Phys. Rev. E 74 (2006), 066701.
[17] B.L. Hammond, W.A. Lester Jr., P.J. Reynolds, Monte Carlo Methods in Ab Initio Quantum Chemistry, World Scientific, Singapore, 1994.
[18] Y. Kita, M. Tachikawa, Eur. Phys. J. D 68 (2014) 116.
[19] B. Bernu, D.M. Ceperley, W.A. Lester Jr., J. Chem. Phys. 93 (1990) 552.
[20] A.B. McCoy, Int. Rev. Phys. Chem. 25 (2006) 77.
[21] H. Partridge, D.W. Schwenke, J. Chem. Phys. 106 (1997) 4618.
[22] O.L. Polyansky, A.G. Csasz ´ ´ ar, S.V. Shirin, N.F. Zobov, P. Barletta, J. Tennyson, D. W. Schwenke, P.J. Knowles, Science 299 (2003) 539.
[23] I.I. Mizus, A.A. Kyuberis, N.F. Zobov, V.Yu. Makhnev, O.L. Polyansky, J. Tennyson, Phil. Trans. R. Soc. A 376 (2018), 20170149.
[24] R.J. Needs, M.D. Towler, N.D. Drummond, P.L. Rios, J. Phys. Cond. Matter 22 (2010), 023201.
[25] N. Metropolis, A.W. Rosenbluth, M.N. Rosenbluth, A.H. Teller, E. Teller, J. Chem. Phys. 21 (1953) 1087.
[26] T. Watanabe, Trans. Jpn. Soc. Ind. Appl. Math. 1 (1991) 101.
[27] J. Toulouse, C.J. Umrigar, J. Chem. Phys. 126 (2007), 084102.
[28] J. Toulouse, C.J. Umrigar, J. Chem. Phys. 128 (2008), 174101.
[29] P.-O. Lowdin, ¨ Adv. Quantum. Chem. 5 (1970) 185.