TY  - BOOK
AU  - Nielson, Anders,
TI  - An investigation on promoted iron catalysts for the synthesis of ammonia
AV  - QD133 N51956
PY  - 1956///
CY  - Copenhagen
PB  - Jul. gjellerups forlag
KW  - Hierro
KW  - Isotopos
KW  - Amoniaco, Sintesis del
ER  -