Разширено търсене
Класификационен индекс да съдържа з6я431
50865
Каталог "Книги" | Книги
Anaerobic digestion of sewage sludge and organic agricultural wastes
Proc. of a Seminar organized by the Comiss. of the European Commun., Directorate-General Science, Res. and Dev. Environment Res. Programme, held in Athens, Greece, 14-15 May 1984
(1986)
A. Bruce
51090
Каталог "Книги" | Книги
Biogas technology, transfer and diffusion
Proc. of the Internat. Conference held at the Netional Research Center Cairo, Egypt 17-24 November 1984
(1986)
M. El-Halwagi
50833
Каталог "Книги" | Книги
Biomass energy : From harvesting to storage
Proc. of a workshop held at Marino (Rome), 19-21 November 1986
(1987)
G. Ferrero