%0 Journal Article %A Max H Sherman %A Helmut E Feustel %A Darryl J Dickerhoff %B Heat and Mass Transfer in Building Materials and Structures (Chaddock and Todorivic Eds) %D 1990 %G eng %P 781-790 %T Description of a System for Measuring In-terzonal Air Flows using Multiple Tracer Gases %8 01/1990