Application of Multivariate Statistics (PCA and HCA) on ballpoint pen ink Infrared spectra for dating of forensic relevant documents
Authors
Carina Maria Bello de Carvalho
Rio Grande do Sul Technical and Scientifical Division, Brazilian Federal Police, Porto Alegre, RS; Department of Pharmacy, Federal University of Rio Grande do Sul, Porto Alegre, RS; Brazilian National Institute of Forensic Science and Technology, 90160-030 Porto Alegre, RS
Moniquedos Reis
Department of Pharmacy, Federal University of Rio Grande do Sul, Porto Alegre, RS
Rafael Scorsatto Ortiz
Rio Grande do Sul Technical and Scientifical Division, Brazilian Federal Police, Porto Alegre, RS; Brazilian National Institute of Forensic Science and Technology, 90160-030 Porto Alegre, RS
Marco Flores Ferrão
Institute of Chemistry, Federal University of Rio Grande do Sul, Porto Alegre, RS
Renata Pereira Limberger
Department of Pharmacy, Federal University of Rio Grande do Sul, Porto Alegre, RS; Brazilian National Institute of Forensic Science and Technology, 90160-030 Porto Alegre, RS
DOI: https://doi.org/10.69525/jasqde.255 | Journal eISSN: 1524-7287
Language: English
Page range: 19 - 36
Published on: Jun 1, 2019
Published by: American Society of Questioned Document Examiners
In partnership with: Paradigm Publishing Services
Keywords:
© 2019 Carina Maria Bello de Carvalho, Moniquedos Reis, Rafael Scorsatto Ortiz, Marco Flores Ferrão, Renata Pereira Limberger, published by American Society of Questioned Document Examiners
This work is licensed under the Creative Commons Attribution 4.0 License.