@article{article62989c83, title = {Digital-image eco-friendly spot test with liquid–liquid microextraction for selective determination of flavonols in berries}, author = {Martins, Luís Cláudio and Soares, Samara and Rocha, Fabio Rodrigo Piovezani}, year = {2023}, doi = {10.1016/j.microc.2023.109207}, journal = {Microchemical Journal} }