Necessary conditions of optimality for vector-valued impulsive control problems with state constraints. - F. L. Pereira; Geraldo Nunes Silva; R. B. Vinter (ECC, 2001)

Lyapounov stability for impulsive dynamical systems. - Geraldo Nunes Silva; Fernando M. Lobo Pereira (CDC, 2002)

Invariance for impulsive control systems. - Valeriano Antunes de Oliveira; Fernando M. Lobo Pereira; Geraldo Nunes Silva (CDC, 2003)

On the value function for nonautonomous optimal control problems with infinite horizon. - Johann Baumeister; Antonio Leitão; Geraldo Nunes Silva (Syst. Control. Lett., 2007)

Optimal control problems with nonsmooth mixed constraints. - Maria do Rosário de Pinho; Geraldo Nunes Silva (CDC, 2008)

Chaos Induced by Turbulent and Erratic Functions. - Heriberto Román-Flores; Yurilev Chalco-Cano; Geraldo Nunes Silva (IFSA/EUSFLAT Conf., 2009)

Free time and mixed constrained optimal control problems. - Maria do Rosário de Pinho; Geraldo Nunes Silva (CDC, 2010)

Necessary conditions of optimality for state constrained infinite horizon differential inclusions. - Fernando M. Lobo Pereira; Geraldo Nunes Silva (CDC/ECC, 2011)

A new sufficient condition for optimal impulsive control problems. - Valeriano Antunes de Oliveira; Geraldo Nunes Silva; Fernando M. Lobo Pereira (CDC, 2012)

A note on Gronwall type inequality for interval-valued functions. - Heriberto Román-Flores; Yurilev Chalco-Cano; Geraldo Nunes Silva (IFSA/NAFIPS, 2013)

Reducing the conservatism of LMI-based stabilisation conditions for TS fuzzy systems using fuzzy Lyapunov functions. - Flávio A. Faria; Geraldo Nunes Silva; Vilma A. Oliveira (Int. J. Syst. Sci., 2013)

New optimality conditions for nonsmooth control problems. - Valeriano Antunes de Oliveira; Geraldo Nunes Silva (J. Glob. Optim., 2013)

On properness of impulsive extension. - Dmitry Karamzin; Valeriano Antunes de Oliveira; Fernando M. Lobo Pereira; Geraldo Nunes Silva (ECC, 2014)

On some extension of optimal control theory. - Dmitry Karamzin; Valeriano Antunes de Oliveira; Fernando M. Lobo Pereira; Geraldo Nunes Silva (Eur. J. Control, 2014)

Solving fuzzy differential equations via differential inclusions. - Yurilev Chalco-Cano; Rosana Rodríguez-López; Geraldo Nunes Silva (IFSA-EUSFLAT, 2015)

A new approach for differentiability of interval-valued functions as first step toward fuzzy differentiability. - Tiago Mendonça da Costa; Weldon A. Lodwick; Yurilev Chalco-Cano; Geraldo Nunes Silva (NAFIPS/WConSC, 2015)

On the Newton method for solving fuzzy optimization problems. - Yurilev Chalco-Cano; Geraldo Nunes Silva; Antonio Rufián-Lizana (Fuzzy Sets Syst., 2015)

Generalized interval vector spaces and interval optimization. - Tiago Mendonça da Costa; Yurilev Chalco-Cano; Weldon A. Lodwick; Geraldo Nunes Silva (Inf. Sci., 2015)

Description of the Attainable Sets of One-Dimensional Differential Inclusions. - Yurilev Chalco-Cano; Valeriano Antunes de Oliveira; Geraldo Nunes Silva (J. Optim. Theory Appl., 2015)

Minimax optimal control problem with state constraints. - Dmitry Karamzin; Valeriano Antunes de Oliveira; Fernando M. Lobo Pereira; Geraldo Nunes Silva (Eur. J. Control, 2016)

On sufficient optimality conditions for multiobjective control problems. - Valeriano Antunes de Oliveira; Geraldo Nunes Silva (J. Glob. Optim., 2016)

Order Relations, Convexities, and Jensen's Integral Inequalities in Interval and Fuzzy Spaces. - Tiago Mendonça da Costa; Yurilev Chalco-Cano; Laécio Carvalho de Barros; Geraldo Nunes Silva (NAFIPS, 2018)

Necessary Optimality Conditions for Interval Optimization Problems with Inequality Constraints Using Constrained Interval Arithmetic. - Gino Gustavo Maqui-Huamán; Geraldo Nunes Silva; Ulcilea Alves Severino Leal (NAFIPS, 2018)

A new approach to linear interval differential equations as a first step toward solving fuzzy differential. - Tiago Mendonça da Costa; Yurilev Chalco-Cano; Weldon A. Lodwick; Geraldo Nunes Silva (Fuzzy Sets Syst., 2018)

A Framework for the Sustainable Control and Optimization of Resources in Agriculture. - Fernando M. Lobo Pereira; Ismael Pena; Geraldo Nunes Silva (CDC, 2019)

Gauss-type integral inequalities for interval and fuzzy-interval-valued functions. - Tiago Mendonça da Costa; Geraldo Nunes Silva; Yurilev Chalco-Cano; Heriberto Román-Flores (Comput. Appl. Math., 2019)

Algebra of generalized Hukuhara differentiable interval-valued functions: review and new properties. - Yurilev Chalco-Cano; Gino Gustavo Maqui-Huamán; Geraldo Nunes Silva; María-Dolores Jiménez-Gamero (Fuzzy Sets Syst., 2019)

Discrete-time interval optimal control problem. - José Renato Campos; Edvaldo Assunção; Geraldo Nunes Silva; Weldon A. Lodwick; Marcelo C. M. Teixeira (Int. J. Control, 2019)

Fuzzy interval optimal control problem. - José Renato Campos; Edvaldo Assunção; Geraldo Nunes Silva; Weldon Alexander Lodwick; Marcelo Carvalho Minhoto Teixeira; Gino Gustavo Maqui-Huamán (Fuzzy Sets Syst., 2020)

A weak maximum principle for optimal control problems with mixed constraints under a constant rank condition. - Roberto Andreani; Valeriano Antunes de Oliveira; Jamielli Tomaz Pereira; Geraldo Nunes Silva (IMA J. Math. Control. Inf., 2020)

Interval optimal control for uncertain problems. - Ulcilea Alves Severino Leal; Weldon A. Lodwick; Geraldo Nunes Silva; Gino Gustavo Maqui-Huamán (Fuzzy Sets Syst., 2021)

Reaction trend system with GARCH quantiles as action points. - Jose Augusto Fiorucci; Geraldo Nunes Silva; Flavio Barboza (Expert Syst. Appl., 2022)

RTS: Expert advisor for reaction trend system. - Jose Augusto Fiorucci; Geraldo Nunes Silva; Flavio Barboza (Softw. Impacts, 2022)

A necessary and sufficient condition for the stability of interval difference equation via interval Lyapunov equation. - José Renato Campos; Edvaldo Assunção; Geraldo Nunes Silva; Weldon Alexander Lodwick; Ulcilea Alves Severino Leal (Soft Comput., 2022)