Coleta, M; Campos, M. G.; Cotrim, M. D.; Proença Da Cunha, A (2001). “Comparative evaluation of Melissa officinalis L., Tilia europaea L., Passiflora edulis Sims. And Hypericum perforatum L. In the elevated plus maze anxiety test”. Pharmacopsychiatry34 Suppl 1: S20–1. doi:10.1055/s-2001-15460. PMID11518069.
Coleta, M; Campos, M. G.; Cotrim, M. D.; Proença Da Cunha, A (2001). “Comparative evaluation of Melissa officinalis L., Tilia europaea L., Passiflora edulis Sims. And Hypericum perforatum L. In the elevated plus maze anxiety test”. Pharmacopsychiatry34 Suppl 1: S20–1. doi:10.1055/s-2001-15460. PMID11518069.