TY - CONF AU - David J Wilson AU - Iain S Walker BT - Indoor Air '90, CY - Toronto, Canada DA - 07/1990 LA - eng PB - Indoor Air PP - Toronto, Canada PY - 1990 SP - 467 EP - 472 T2 - Indoor Air '90, T3 - Proc. Indoor Air '90 TI - Combining Air Infiltration and Exhaust Ventilation ER -