Authors of plant names : a list of authors of scientific names of plants, with recommended
standard forms of their names, including abbreviations / edited by R.K. Brummitt and
C.E. Powell ; principal compilers: C.E. Powell ... [et al.]. - [London] : Royal Botanic
Gardens, Kew, 1992
De distributione geographica castaneae in Hungaria / Ludovicus Haynald. - Pisa, 1878