On states on BL-algebras and related structures

Dvurečenskij, Anatolij, 1949-

On states on BL-algebras and related structures / Anatolij Dvurečenskij, Beloslav Riečan

In Witnessed Years : essays in honour of Petr Hájek. -- London : King's College London, 2009. -- ISBN ISBN 978-1-904987-63-5. -- S. 287-302