SILFVERBERG, H. Walter Hackman (1916–2001). Entomologica Fennica, [S. l.], v. 12, n. 3, p. 182–192, 2001. DOI: 10.33338/ef.84123. Disponível em: https://journal.fi/entomolfennica/article/view/84123. Acesso em: 22 dec. 2024.