Sherman, Max H, Helmut E Feustel, and Darryl J Dickerhoff. Description of a System for Measuring Interzonal Air Flows Using Multiple Tracer Gasses. 1989.PDF
Sherman, Max H, and Darryl J Dickerhoff. ACT2 Project Report: Ventilation and Air Tightness Measurements of the Sunset Building. 1991.PDF