Изготовление электронных копий любых изданий

Denitrification in soil and sediment Proc. of a symp. held under the auspices of the Federation of Europ. microbiol. soc. a. the Dan. min. of environment, held June 6-9, 1989, in Aarhus, Denmark Ed. by Niels Peter Revsbech a. Jan S?rensen