# Discriminating blue ballpoint pens inks in questioned documents by Raman imaging and mean-field approach independent component analysis (MF-ICA)

> Research article (Microchemical Journal, 2018) · cited 25× · AI/ML

**Wikidata**: [openalex:W2895262000](https://www.wikidata.org/wiki/openalex:W2895262000)  
**Source**: https://4ort.xyz/entity/discriminating-blue-ballpoint-pens-inks-in-questioned-documents-by-raman-imaging-and-mean-field-approach-independent-com