| Publication | Date of Publication | Type |
|---|
| Limiting the complexity of limit sets in self-regulating systems | 1990-01-01 | Paper |
| Persistence in three-dimensional Lotka-Volterra systems | 1988-01-01 | Paper |
| The Rank Theorem for Locally Lipschitz Continuous Functions | 1988-01-01 | Paper |
| Exploitative competition in a chemostat for two complementary, and possibly inhibitory, resources | 1987-01-01 | Paper |
| Predator — mediated coexistence in a chemostat: Coexistence and competition reversal | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3762129 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3764506 | 1987-01-01 | Paper |
| Riccati Techniques and Variational Principles in Oscillation Theory for Linear Systems | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3803451 | 1987-01-01 | Paper |
| A generalization of olech–opial–wazewski oscillation criteria to second order nonlinear equations | 1987-01-01 | Paper |
| Oscillation results for selfadjoint differential systems | 1986-01-01 | Paper |
| Predator-mediated competition in the chemostat | 1986-01-01 | Paper |
| Oscillation Results for Second Order Differential Systems | 1986-01-01 | Paper |
| Uniformly Persistent Systems | 1986-01-01 | Paper |
| Persistence in dynamical systems | 1986-01-01 | Paper |
| Nonnegative Solutions of a Quadratic Matrix Equation Arising from Comparison Theorems in Ordinary Differential Equations | 1985-01-01 | Paper |
| A Mathematical Model of the Chemostat with a General Class of Functions Describing Nutrient Uptake | 1985-01-01 | Paper |
| A Mathematical Model of the Chemostat with Periodic Washout Rate | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3751934 | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3754310 | 1985-01-01 | Paper |
| Comparison theorems for second-order operator-valued linear differential equations | 1984-01-01 | Paper |
| Some Properties of Second Order Linear Differential Equations and Perturbations That Preserve Them | 1984-01-01 | Paper |
| Integral comparison theorems and extremal points for linear differential equations | 1983-01-01 | Paper |
| Coexistence of competing predators in a chemostat | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3315337 | 1983-01-01 | Paper |
| Nonlinear Integral Riccati Systems and Comparison Theorems for Linear Differential Equations | 1983-01-01 | Paper |
| Global dynamics of a selection model for the growth of a population with genotypic fertility differences | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3314185 | 1982-01-01 | Paper |
| Periodic solutions of a predator-prey system with periodic coefficients | 1981-01-01 | Paper |
| Bifurcation from a limit cycle in a two predator-one prey ecosystem modeled on a chemostat | 1981-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3959803 | 1981-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3966458 | 1981-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3715467 | 1980-01-01 | Paper |
| Integral Averages and the Oscillation of Second Order Ordinary Differential Equations | 1980-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3875756 | 1980-01-01 | Paper |
| Hille-Wintner Type Comparison Theorems for Second-Order Ordinary Differential Equations | 1979-01-01 | Paper |
| Periodic solutions of x" + f(μ, x) = 0 | 1979-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3895860 | 1979-01-01 | Paper |
| The Existence of Continuable Solutions of a Second Order Differential Equation: Erratum | 1979-01-01 | Paper |
| Almost all 1-Set Contractions have a Fixed Point | 1979-01-01 | Paper |
| A note on nonoscillatory solutions of a sublinear Hill's equation | 1978-01-01 | Paper |
| Periodic solutions of sublinear second order differential equations | 1978-01-01 | Paper |
| Periodic points and chaotic functions in the unit interval | 1978-01-01 | Paper |
| The oscillatory behavior of a second order nonlinear differential equation with damping | 1977-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4098016 | 1977-01-01 | Paper |
| The Existence of Continuable Solutions of a Second Order Differential Equation | 1977-01-01 | Paper |
| Rapid oscillation, non-extendability and the existence of periodic solutions to second order nonlinear ordinary differential equations | 1976-01-01 | Paper |
| OSCILLATION THEOREMS FOR A NONLINEAR ANALOGUE OF HILL'S EQUATION | 1976-01-01 | Paper |
| On the oscillatory behaviour of a second order nonlinear differential equation | 1975-01-01 | Paper |
| Oscillation and Comparison Theorems for Second Order Linear Differential Equations with Integrable Coefficients*: Corrigendum | 1975-01-01 | Paper |
| Periodic Solutions of x" + g(x) + μh(x) = 0 | 1974-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4129127 | 1974-01-01 | Paper |
| Oscillation and Comparison Theorems for Second Order Linear Differential Equations with Integrable Coefficients | 1974-01-01 | Paper |
| The existence of periodic solutions of an autonomous second order non-linear differential equation | 1974-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5179771 | 1974-01-01 | Paper |
| Further critical cases of the scalar implicit function theorem | 1972-01-01 | Paper |
| An Lp Saturation Theorem for Splines | 1972-01-01 | Paper |
| Simultaneous Packing and Covering in Euclidean Space | 1972-01-01 | Paper |
| A generalization of a lemma of Bihari and applications to pointwise estimates for integral equations | 1971-01-01 | Paper |
| An Extremal Property of Simplices | 1971-01-01 | Paper |
| Pointwise Bounds on Derivatives of Solutions to Ordinary Differential Equations | 1971-01-01 | Paper |
| On the Non-Existence of Conjugate Points | 1970-01-01 | Paper |
