Elvers, B., ed...[et.al.]
Ullmann's encyclopedia of industrial chemistry - vol. B 6 - 5th rev. ed. - Weinheim VCH Verlagsgesellschaft 1994 - 760 p.
vol. B 6 - Analytical methods 2 and process control engineering
3-527-20136-X
CHEMICAL ENGINEERING-ENCYCLOPEDIAS
66(03) / U4
Ullmann's encyclopedia of industrial chemistry - vol. B 6 - 5th rev. ed. - Weinheim VCH Verlagsgesellschaft 1994 - 760 p.
vol. B 6 - Analytical methods 2 and process control engineering
3-527-20136-X
CHEMICAL ENGINEERING-ENCYCLOPEDIAS
66(03) / U4