00800nam0-22002651i-450-99000167957040332120051005103949.0000167957FED01000167957(Aleph)000167957FED0100016795720030910d1968----km-y0itay50------baengIsotopes and radiation in soil organic- matter studiesInternational Atomic Energy AgencyViennaInternational Atomic Energy Agency1968548 p.26 cmChimica nucleare541.35ITUNINARICAUNIMARCBK99000167957040332160 541.15 B 342235FAGBCFAGBCIsotopes and radiation in soil organic- matter studies370962UNINA