Wijesinghe, L.C.A. De S.2010-07-062010-07-061983Journal of the National Science Council of Sri Lanka, 11(2):p.349-363https://dl.nsf.gov.lk/handle/1/6711Kerosene consumptionKerosene stampsTechnologyA quantitative study of the direct use of kerosene for lighting in Sri Lankan householdArticle