REFERENCES - CHEMISTRY

Upkeeping of plants:
Polihem, Tuzla, Bosnia and Herzegowina – 2000

Some former references:

Paper Factory Natron, Bosnia and Herzegowina,
Pharmaceuticasl industries: ICN Galenika, Zemun, Serbia and Montenegro
Salt Factory Tuzla, Bosnia and Herzegowina,
Coke and Chemical Comibant, Lukavac, Bosnia and Herzegowina,
Distillation plant Teslic, Bosnia and Herzegowina,
Detergent Industry DITA Tuzla, Bosnia and Herzegowina