TY  - BOOK
AU  - Burri, Conrad
AU  - 
TI  - Petrochemical calculations based on equivalents (methods of Paul Nigli)
U1  - 552.54 
PY  - 1964///
CY  - Jerusalem
PB  - Israel Program for scientific translations
KW  - petrochemistry
KW  - Chemical petrology
KW  - Paul nigli methods
ER  -