Adam Doliwa, “Generalized isothermic lattices”, J. Phys. A: Math. Theor., 40, № 42, 2007, 12539
Adam Doliwa, Maciej Nieszporski, “Darboux transformations for linear operators on two-dimensional regular lattices”, J. Phys. A: Math. Theor., 42, № 45, 2009, 454001
G. S. Mauleshova, “The Dressing Chain and One-Point Commuting Difference Operators of Rank 1”, Sib Math J, 59, № 5, 2018, 901
B. O. Vasilevskii, “A sufficient nonsingularity condition for a discrete finite-gap one-energy two-dimensional Schrödinger operator on the quad-graph”, Funct Anal Its Appl, 49, № 3, 2015, 210
B. O. Vasilevskiĭ, “The Green’s function of a five-point discretization of a two-dimensional finite-gap Schrödinger operator: The case of four singular points on the spectral curve”, Sib Math J, 54, № 6, 2013, 994
Boris Olegovich Vasilevskii, “Функция Грина дискретного конечнозонного при одной энергии двумерного оператора Шрeдингера на квад-графе”, Математические заметки, 98, № 1, 2015, 27
P. G. Grinevich, R. G. Novikov, “Creation and annihilation of point-potentials using Moutard-type transform in spectral variable”, Journal of Mathematical Physics, 61, № 9, 2020, 093501
Andrew N.W. Hone, “Analytic solutions and integrability for bilinear recurrences of order six”, Applicable Analysis, 89, № 4, 2010, 473
Samuel Grushevsky, Igor Krichever, “Integrable discrete Schrödinger equations and a characterization of Prym varieties by a pair of quadrisecants”, Duke Math. J., 152, № 2, 2010
P.G. Grinevich, R.G. Novikov, “Moutard transform approach to generalized analytic functions with contour poles”, Bulletin des Sciences Mathématiques, 140, № 6, 2016, 638