[1. Perfetti, T.A., W.M. Coleman III and W.S. Smith: Determination of mainstream and sidestream cigarette smoke components for cig-arettes of different tobacco types and a set of reference cigarettes; Beitr. Tabakforsch. Int. 18 (1998) 95-113.]Search in Google Scholar
[2. Browne, CL., C.H. Keith and R.E. Allen: The effect of filter ventilation on the yield and com-position of mainstream and sidestream smokes; Beitr. Tabakforsch. Int. 10 (1980) 81-90.]Search in Google Scholar