1. See https://pybind11.readthedocs.io/en/stable/ for more information about the pybind11 project, 2020. (Accessed 1 October 2020).
2. T. Verstraelen, P. Tecmer, F. Heidar-Zadeh, K. Boguslawski, M. Chan, Y. Zhao, T. Kim, S. Vandenbrande, D. Yang, C.E. Gonzlez-Espinoza, et al. Horton 2.0.0, 2015, http://theochem.github.com/horton/. (Accessed 23 September 2020).
3. See https://github.com/theochem/horton for more information about the Horton3 project, 2020. (Accessed 1 October 2020).
4. A New Mean-Field Method Suitable for Strongly Correlated Electrons: Computationally Facile Antisymmetric Products of Nonorthogonal Geminals
5. Efficient description of strongly correlated electrons with mean-field cost