Maria Helena Coelho Ribeiro
AuthID: R-000-BHZ
1
TITLE: Distribution of the number of losses in busy-periods of oscillating M-X/G/1/(n, a, b) systems Full Text
AUTHORS: Ferreira, F; Pacheco, A; Ribeiro, H;
PUBLISHED: 2021, SOURCE: COMPUTERS & OPERATIONS RESEARCH, VOLUME: 129
AUTHORS: Ferreira, F; Pacheco, A; Ribeiro, H;
PUBLISHED: 2021, SOURCE: COMPUTERS & OPERATIONS RESEARCH, VOLUME: 129
2
TITLE: Numbers of Served and Lost Customers in Busy-Periods of M/M/1/n Systems with Balking
AUTHORS: Ferreira, F; Pacheco, A; Ribeiro, H;
PUBLISHED: 2020, SOURCE: 20th International Conference on Computational Science and Its Applications (ICCSA) in COMPUTATIONAL SCIENCE AND ITS APPLICATIONS - ICCSA 2020, PT III, VOLUME: 12251
AUTHORS: Ferreira, F; Pacheco, A; Ribeiro, H;
PUBLISHED: 2020, SOURCE: 20th International Conference on Computational Science and Its Applications (ICCSA) in COMPUTATIONAL SCIENCE AND ITS APPLICATIONS - ICCSA 2020, PT III, VOLUME: 12251
3
TITLE: Moments of losses during busy-periods of regular and nonpreemptive oscillating M-X/G/1/n systems Full Text
AUTHORS: Fatima Ferreira; Antonio Pacheco; Helena Ribeiro;
PUBLISHED: 2017, SOURCE: 1st European Conference on Queueing Theory (ECQT) in ANNALS OF OPERATIONS RESEARCH, VOLUME: 252, ISSUE: 1
AUTHORS: Fatima Ferreira; Antonio Pacheco; Helena Ribeiro;
PUBLISHED: 2017, SOURCE: 1st European Conference on Queueing Theory (ECQT) in ANNALS OF OPERATIONS RESEARCH, VOLUME: 252, ISSUE: 1
4
TITLE: On the Blocking Probability and Loss Rates in Nonpreemptive Oscillating Queueing Systems
AUTHORS: Fatima Ferreira; Antonio Pacheco; Helena Ribeiro;
PUBLISHED: 2016, SOURCE: 23rd International Conference on Analytical and Stochastic Modelling Techniques and Applications (ASMTA) in Analytical and Stochastic Modelling Techniques and Applications, VOLUME: 9845
AUTHORS: Fatima Ferreira; Antonio Pacheco; Helena Ribeiro;
PUBLISHED: 2016, SOURCE: 23rd International Conference on Analytical and Stochastic Modelling Techniques and Applications (ASMTA) in Analytical and Stochastic Modelling Techniques and Applications, VOLUME: 9845
5
TITLE: Distribution of the number of losses in busy-periods of M<sup>X</sup>/G/1/n Systems
AUTHORS: Fátima Ferreira; António Pacheco; Helena Ribeiro;
PUBLISHED: 2013, SOURCE: Studies in Theoretical and Applied Statistics, Selected Papers of the Statistical Societies
AUTHORS: Fátima Ferreira; António Pacheco; Helena Ribeiro;
PUBLISHED: 2013, SOURCE: Studies in Theoretical and Applied Statistics, Selected Papers of the Statistical Societies
6
TITLE: ANALYSIS OF FINITE OSCILLATING GI X /M( m )//N QUEUEING SYSTEMS
AUTHORS: FÁTIMA FERREIRA; ANTÓNIO PACHECO; HELENA RIBEIRO;
PUBLISHED: 2009, SOURCE: Recent Advances in Stochastic Operations Research II
AUTHORS: FÁTIMA FERREIRA; ANTÓNIO PACHECO; HELENA RIBEIRO;
PUBLISHED: 2009, SOURCE: Recent Advances in Stochastic Operations Research II
7
TITLE: Bursts and gaps of markov renewal arrival processes
AUTHORS: Pacheco, A; Ribeiro, H;
PUBLISHED: 2007, SOURCE: International Workshop on Recent Advances in Stochastic Operations Research in RECENT ADVANCES IN STOCHASTIC OPERATIONS RESEARCH
AUTHORS: Pacheco, A; Ribeiro, H;
PUBLISHED: 2007, SOURCE: International Workshop on Recent Advances in Stochastic Operations Research in RECENT ADVANCES IN STOCHASTIC OPERATIONS RESEARCH
INDEXED IN: 
Scopus 
WOS
Scopus WOS IN MY: 
ORCID
ORCID8
TITLE: BURSTS AND GAPS OF MARKOV RENEWAL ARRIVAL PROCESSES
AUTHORS: ANTÓNIO PACHECO; HELENA RIBEIRO;
PUBLISHED: 2007, SOURCE: Recent Advances in Stochastic Operations Research
AUTHORS: ANTÓNIO PACHECO; HELENA RIBEIRO;
PUBLISHED: 2007, SOURCE: Recent Advances in Stochastic Operations Research
9
TITLE: Active services for federated databases
AUTHORS: Genoveva Vargas Solar; Christine Collet; Helena G Ribeiro;
PUBLISHED: 2000, SOURCE: Proceedings of the ACM Symposium on Applied Computing, VOLUME: 1
AUTHORS: Genoveva Vargas Solar; Christine Collet; Helena G Ribeiro;
PUBLISHED: 2000, SOURCE: Proceedings of the ACM Symposium on Applied Computing, VOLUME: 1
