OOIR: Observatory of International Research

Papers

(The TQCC of Topological Methods in Nonlinear Analysis is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-06-01 to 2025-06-01.)

Article	Citations
Existence and multiplicity of normalized solutions to lower critical Choquard equation with kinds of bounded potentials	8
A family of distal functions and multipliers for strict ergodicity	7
On Conley theory for generalized Gutierrez-Sotomayor flows	5
Periodic solutions of fractional Laplace equations: Least period, axial symmetry and limit	5
Monotonicity of eigenvalues of the fractional $p$-Laplacian with singular weights	4
Second-order boundary estimates for large positive solutions to an elliptic system of competitive type	4
Componentwise localization of critical points for functionals defined on product spaces	4
Space-time decay estimates of solutions to 3D incompressible viscous Camassa-Holm equations	4
Rate of convergence of global attractors for some perturbed reaction-diffusion equations under smooth perturbations of the domain	4
Proper $k$-ball-contractive mappings in $C_b^m[0, + \infty)$	3
On determining the homological Conley index of Poincaré maps in autonomous systems	3
Existence theory for nabla fractional three-point boundary value problems via continuation methods for contractive maps	3
A note on positive solutions of Lichnerowicz equations involving the $\Delta_\lambda$-Laplacian	3
Andrzej Granas (1929-2019)	3
Symmetry-breaking bifurcations for free boundary problems modeling tumor growth	2
A note on nonautonomous Schrödinger equations with inhomogeneous nonlinearities	2
Existence of positive solutions in the space of Hölder functions for a class of nonlinear fractional differential equations with integral boundary conditions	2
On a class of Hausdorff measure of cartesian product sets in metric spaces	2
Rescaled-expansive flows: unstable sets and topological entropy	2
Balanced capacities	2
Periodic solutions of superlinear and sublinear state-dependent discontinuous differential equations	2
The homotopy classification of proper Fredholm maps of index one	2
Fixed point theorems for continuous single-valued and upper semicontinuous set-valued mappings in $p$-vector and locally $p$-convex spaces	2
Fixed point theory on Banach spheres	2
Common fixed points in Chebyshev center for a semigroup of isometry mappings	2

Homogeneous eigenvalue problems in Orlicz-Sobolev spaces	2
G-category versus orbifold category	2
Role of partial functionals in the study of variational systems	2
Some bifurcation results and multiple solutions for the $p$-Laplacian equation	1
The limiting behavior of solutions to p-Laplacian problems with convection and exponential terms	1
Geometric analysis of quadratic differential systems with invariant ellipses	1
Sign-changing multi-bump solutions for Choquard equation with deepening potential well	1
Injectivity of non-singular planar maps with disconnecting curves in the eigenvalues space	1
Periodic solutions for systems of functional-differential semilinear equations at resonance	1
Existence and multiplicity of radially symmetric solutions for nonlinear Schrödinger equations	1
Some existence results for elliptic systems with exponential nonlinearities and convection terms in dimension two	1
Weighted fourth order equation of Kirchhoff type in dimension 4 with non-linear exponential growth	1
Neumann-type boundary value problem associated with Hamiltonian systems	1
Fixed points of $G$-monotone mappings in metric and modular spaces	1
Topological entropy of diagonal maps on inverse limit spaces	1
A direct proof of existence of weak solutions to elliptic problems	1
Strategies to annihilate coincidences of maps from two-complexes into the circle	1
Lusternik-Schnirelmann theory to topological complexity from $A_{\infty}$-view point	1
The relative cup-length in local Morse cohomology	1
On the relative category in the brake orbits problem	1
Existence and multiplicity of sign-changing solutions for a Schrödinger-Bopp-Podolsky system	1
Existence and regularity of positive solutions of a degenerate fourth order elliptic problem	1
On the existence of periodic solutions for Liénard type $\phi$-Laplacian equation	1
Existence results for fractional Brezis-Nirenberg type problems in unbounded domains	1
Critical points of a mean field type functional on a closed Riemann surface	1
On infinite systems of nonlinear integral equations in two variables in Banach Space $BC(\mathbb{R_+}\times \mathbb{R_+},c_0$)	1
The existence of multiple topologically distinct solutions to $\sigma_{2,p}$-energy	1
Periodic solutions with irrational frequency for a class of semilinear wave equations with variable coefficients	1
Positive solutions of Neumann boundary value problems and applications to logistic type population models	1
Global existence, local existence and blow-up of mild solutions for abstract time-space fractional diffusion equations	1
Lift factors for the Nielsen root theory on $n$-valued maps	1
Semiclassical solutions for fractional logarithmic Schrödinger equations with potentials unbounded below	1
An accelerated variant of the projection based parallel hybrid algorithm for split null point problems	1
Lower semicontinuity of Kirchhoff-type energy functionals and spectral gaps on (sub)Riemannian manifolds	1
Transversality conditions for the existence of solutions of first-order discontinuous functional differential equations	1
Borsuk-Ulam theorems for elementary abelian 2-groups	1
On solutions vanishing at infinity of infinite systems of quadratic Urysohn integral equations	1
Separating solutions of nonlinear problems using nonlinear generalized Rayleigh quotients	1
On radial solutions for some elliptic equations involving operators with unbounded coefficients in exterior domains	1
The existence of constrained minimizers related to fractional $p$-Laplacian equations	1
A planar Schrödinger-Poisson system with vanishing potentials and exponential critical growth	1
Time-dependent global attractors for the strongly damped wave equations with lower regular forcing term	1
Fourth-order elliptic problems involving concave-superlinear nonlinearities	1
Multiple cylindrically symmetric solutions of nonlinear Maxwell equations	1
Reeb graphs of circle-valued functions: A survey and basic facts	1
The Borsuk-Ulam property for maps from the product of two surfaces into a surface	1
A fixed point theorem for nonself nonlinear contractions in length spaces	1
Linearization of topologically Anosov homeomorphisms of non compact surfaces of genus zero and finite type	1
Summing multilinear operators and sequence classes	1
On Reeb graphs induced from smooth functions on 3-dimensional closed manifolds with finitely many singular values	1

Multiplicity of solutions to critical p-Laplace equations involving a Hardy potential	1
On split equality monotone variational inclusion and fixed point problems in reflexive Banach spaces	1