A catalogue of the Taxa (Pteridophyta-Angiospermae) described by Bulgarian botanists from neighbouring countries (1888-1959)= Katalog taksonow (Pteridophyta-Angiospermae) opisanych przez bulgarskich botanikow z sasiednich krajow w latach 1888-1959 - Kuzmanov, Bogdan A. ([s.n.], 1971)