Sandra Cristina de Pinto Vaz Ramos
AuthID: R-000-G67
1
TITLE: Exact solution for a discrete-time SIR model
AUTHORS: Lemos Silva, Marcia; Vaz, Sandra; Torres, Delfim F. M.;
PUBLISHED: 2025, SOURCE: APPLIED NUMERICAL MATHEMATICS, VOLUME: 207
AUTHORS: Lemos Silva, Marcia; Vaz, Sandra; Torres, Delfim F. M.;
PUBLISHED: 2025, SOURCE: APPLIED NUMERICAL MATHEMATICS, VOLUME: 207
2
TITLE: Comparison of different measuring methods in the assessment of the ISNT rule and its variants in a normal population: A cross-sectional study Full Text
AUTHORS: Soares, Ivo; Gravito Soares, Marta; Gravito Soares, Elisa; Vaz, Sandra; Almeida, Vasco;
PUBLISHED: 2023, SOURCE: OPHTHALMIC AND PHYSIOLOGICAL OPTICS
AUTHORS: Soares, Ivo; Gravito Soares, Marta; Gravito Soares, Elisa; Vaz, Sandra; Almeida, Vasco;
PUBLISHED: 2023, SOURCE: OPHTHALMIC AND PHYSIOLOGICAL OPTICS
INDEXED IN: 
Scopus 
WOS
Scopus WOS3
TITLE: A dynamically-consistent nonstandard finite difference scheme for the SICA model
AUTHORS: Vaz, S; Torres, DFM ;
PUBLISHED: 2021, SOURCE: MATHEMATICAL BIOSCIENCES AND ENGINEERING, VOLUME: 18, ISSUE: 4
AUTHORS: Vaz, S; Torres, DFM ;
PUBLISHED: 2021, SOURCE: MATHEMATICAL BIOSCIENCES AND ENGINEERING, VOLUME: 18, ISSUE: 4
INDEXED IN: WOS
WOS4
TITLE: Novel 4-acetamide-2-alkylthio-N-acetanilides resembling nimesulide: Synthesis, cell viability evaluation and in silico studies Full Text
AUTHORS: Catarro, M; Serrano, J; Cavalheiro, E; Ramos, S; Santos, AO; Silvestre, S; Almeida, P;
PUBLISHED: 2017, SOURCE: Bioorganic and Medicinal Chemistry, VOLUME: 25, ISSUE: 16
AUTHORS: Catarro, M; Serrano, J; Cavalheiro, E; Ramos, S; Santos, AO; Silvestre, S; Almeida, P;
PUBLISHED: 2017, SOURCE: Bioorganic and Medicinal Chemistry, VOLUME: 25, ISSUE: 16
5
TITLE: Stable weak shadowable symplectomorphisms are partially hyperbolic
AUTHORS: Bessa, M ; Vaz, S;
PUBLISHED: 2014, SOURCE: Communications of the Korean Mathematical Society, VOLUME: 29, ISSUE: 2
AUTHORS: Bessa, M ; Vaz, S;
PUBLISHED: 2014, SOURCE: Communications of the Korean Mathematical Society, VOLUME: 29, ISSUE: 2
INDEXED IN: Scopus 
CrossRef
Scopus CrossRef6
TITLE: Stable weakly shadowable volume-preserving systems are volume-hyperbolic Full Text
AUTHORS: Mario Bessa ; Manseob Lee; Sandra Vaz;
PUBLISHED: 2014, SOURCE: ACTA MATHEMATICA SINICA-ENGLISH SERIES, VOLUME: 30, ISSUE: 6
AUTHORS: Mario Bessa ; Manseob Lee; Sandra Vaz;
PUBLISHED: 2014, SOURCE: ACTA MATHEMATICA SINICA-ENGLISH SERIES, VOLUME: 30, ISSUE: 6
7
TITLE: A Benzothiazolium Salt as Chromatography Ligand for Protein Purification Full Text
AUTHORS: Alves, LP; Ramos, SS; Sousa, F; Boto, REF; Almeida, P;
PUBLISHED: 2014, SOURCE: CHROMATOGRAPHIA, VOLUME: 77, ISSUE: 23-24
AUTHORS: Alves, LP; Ramos, SS; Sousa, F; Boto, REF; Almeida, P;
PUBLISHED: 2014, SOURCE: CHROMATOGRAPHIA, VOLUME: 77, ISSUE: 23-24
8
TITLE: Some new symmetric rigidified triheterocyclic heptamethinecyanine dyes absorbing in the near infrared Full Text
AUTHORS: Ramos, SS; Santos, PF ; Reis, LV ; Almeida, P ;
PUBLISHED: 2002, SOURCE: DYES AND PIGMENTS, VOLUME: 53, ISSUE: 2
AUTHORS: Ramos, SS; Santos, PF ; Reis, LV ; Almeida, P ;
PUBLISHED: 2002, SOURCE: DYES AND PIGMENTS, VOLUME: 53, ISSUE: 2
9
TITLE: Synthesis and spectroscopic characterisation of N-alkyl quaternary ammonium salts typical precursors of cyanines
AUTHORS: Pardal, AC; Ramos, SS; Santos, PF ; Reis, LV ; Almeida, P ;
PUBLISHED: 2002, SOURCE: MOLECULES, VOLUME: 7, ISSUE: 3
AUTHORS: Pardal, AC; Ramos, SS; Santos, PF ; Reis, LV ; Almeida, P ;
PUBLISHED: 2002, SOURCE: MOLECULES, VOLUME: 7, ISSUE: 3
10
TITLE: H-1 and C-13 NMR spectra of commercial rhodamine ester derivatives Full Text
AUTHORS: Ramos, SS; Vilhena, AF; Santos, L; Almeida, P ;
PUBLISHED: 2000, SOURCE: MAGNETIC RESONANCE IN CHEMISTRY, VOLUME: 38, ISSUE: 6
AUTHORS: Ramos, SS; Vilhena, AF; Santos, L; Almeida, P ;
PUBLISHED: 2000, SOURCE: MAGNETIC RESONANCE IN CHEMISTRY, VOLUME: 38, ISSUE: 6
