Integration of multidimensional nonlinear equations by the method of the inverse problem LP Nizhnik
Doklady Akademii Nauk 254 (2), 332-335, 1980
159 1980 Inverse scattering problems for hyperbolic equations LP Nizhnik
Kiev, Nauk. Dumka Publ, 1991
115 1991 Inverse spectral problems for non-local Sturm–Liouville operators S Albeverio, RO Hryniv, LP Nizhnik
Inverse problems 23 (2), 523, 2007
83 2007 Inverse nonlocal Sturm–Liouville problem L Nizhnik
Inverse problems 26 (12), 125006, 2010
62 2010 Approximation of general zero-range potentials S Albeverio, L Nizhnik
Ukrainian Mathematical Journal 52 (5), 664-672, 2000
61 2000 On the number of negative eigenvalues of a one-dimensional Schrödinger operator with point interactions S Albeverio, L Nizhnik
Letters in Mathematical Physics 65, 27-35, 2003
46 2003 Schrödinger operators with nonlocal point interactions S Albeverio, L Nizhnik
Journal of mathematical analysis and applications 332 (2), 884-895, 2007
44 2007 Inverse spectral nonlocal problem for the first order ordinary differential equation L Nizhnik
Tamkang Journal of Mathematics 42 (3), 385-394, 2011
35 2011 The inverse scattering problems for the hyperbolic equations and their application to non-linear integrable systems LP Nizhnik
Reports on mathematical physics 26 (2), 261-283, 1988
35 1988 Integrability of nonlinear multidimensional equations with inverse scattering transform approach LP Nizhnik
Doklady of AN USSR 254 (2), 332-335, 1980
34 1980 The inverse nonstationary scattering problem LP Nizhnik
Nauk. Dumka, Kiev, 1973
34 1973 Inverse eigenvalue problems for nonlocal Sturm-Liouville operators LP Nizhnik
Інститут математики НАН України, 2009
31 2009 A Schrödinger operator with-interaction LP Nizhnik
Functional Analysis and Its Applications 37 (1), 72-74, 2003
31 2003 Stable stationary solutions in reaction–diffusion systems consisting of a 1-d array of bistable cells LP Nizhnik, IL Nizhnik, M Hasler
International Journal of Bifurcation and Chaos 12 (02), 261-279, 2002
31 2002 Inverse eigenvalue problems for nonlocal Sturm-Liouville operators on a star graph LP Nizhnik
Methods of Functional Analysis and Topology 18 (01), 68-78, 2012
30 2012 On rank one singular perturbations of selfadjoint operators LP Nizhnik
Methods of Functional Analysis and Topology 7 (03), 54-66, 2001
30 2001 Integration of the nonlinear two-dimensional spatial Schrodinger equation by the inverse-problem method LP Nizhnik, MD Pochinaiko
Functional Analysis and Its Applications 16 (1), 66-69, 1982
30 1982 One-dimensional Schr\"odinger operators with -interactions on a set of Lebesgue measure zero JF Brasche, L Nizhnik
arXiv preprint arXiv:1112.2545, 2011
28 2011 A one-dimensional Schrödinger operator with point interactions on Sobolev spaces LP Nizhnik
Functional Analysis and Its Applications 40, 143-147, 2006
28 2006 A Schrödinger operator with a δ ′‐interaction on a Cantor set and Krein–Feller operators S Albeverio, L Nizhnik
Mathematische Nachrichten 279 (5‐6), 467-476, 2006
27 2006