Abstracts of International conference dedicated to the International year of soils and the 140-th anniversary from the birth of Nikola Poushkarov, 11-15 May 2015, Sofia
(2015)
Papers from a Symposium held in Scopje on 31st October 1997 on the Occasion of 30th Anniversary of foundation of the Makedonian academy of sciences and arts
(1998)
Special lectures presented at the International Symposium on the chemistry of natural products held in Melbourne, Canberra and Sydney, Australia, August 1960 and organized by the Austrelian Academy of Science
(1961)
International joint conference of the American Geographival Society and the American Division of the World Academy of Art and Science, April 27 - May 2, 1970
(1971)
An International peer-reviewed journal, publisched under the ausprices of the Czech Academy of Agricultural Sciences and financed by the Ministry of Agriculture of the Czrch Republik
An International, peer-reviewed journal publisched under the auspices of the Czech Academy of Agricultural Sciences and financed by the Ministry of Agriculture of the Czech Republic
An International peer-reviewed journal published under the auspices of the Czech Academy of Agricultural Sciences and financed by the Ministry of Agriculture of the Czech Republic