PIETSCH, W. CLASSIFICATION PROBLEMS OF EUROPEAN LITTORELLA COMMUNITIES. Annali di Botanica, [S. l.], v. 53, p. 59–64, 1995. DOI: 10.4462/annbotrm-9269. Disponível em: https://rosa.uniroma1.it/rosa04/annali_di_botanica/article/view/9269. Acesso em: 19 may. 2024.