Gas quality : proceedings of the Congress of "Gas Quality-Specification... 22-25 April 1986 - Congress of "Gas Quality-Specification and Measurement of Physical and Chemical Properties of Natural Gas" (1986 : Groningen : The Netherlands); Rossum, G. J. van; Cribb, G. S.; Nederlandse Gasunie (Amsterdam : Elsevier North-Holland, 1986)
Keywords: Gas -- Testing -- Congresses; Gas, Natural -- Congresses