TY  - SER
TI  -  Determination de la teneur en or amalgamable
U1  -  S PER 606.1493 A 3 
PY  - 1950///-
CY  -  Bruxelles : 
PB  -  Institut Royal Colonial Belge, 
N1  -  Latest issue consulted Vol. 6, no. 2 (1950)
ER  -