SZELĄG, Z.; VLADIMIROV, V. Pilosella riloensis (Asteraceae), a new hybridogenous species and nomenclatural notes on P. pseudopilosella in Bulgaria. Phytotaxa, Auckland, New Zealand, v. 704, n. 2, p. 203–207, 2025. DOI: 10.11646/phytotaxa.704.2.8. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.704.2.8. Acesso em: 13 jul. 2025.