R. Petry

Flavonoid content assay: influence of the reagent concentration and reaction time on the spectrophotometric behavior of the aluminium chloride--flavonoid complex.

G. G. Ortega, R. Petry, W. B. Silva, 2001, Die Pharmazie.

Comparative pharmacological study of hydroethanol extracts of Passiflora alata and Passiflora edulis leaves †

J. Quevedo, F. Kapczinski, E. Schenkel, 2001, Phytotherapy research : PTR.

Evaluation of anxiolytic activity of spray dried powders of two South Brazilian Passiflora species

J. Quevedo, G. Gosmann, F. Reginatto, 2006, Phytotherapy research : PTR.