E. Heiska

Effect of ozone and granular activated coal (GAC) on the bioactivity of drinking water

P. Iivari, J. Sallanko, E. Heiska, 2009, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Immunobiological effects of Streptococcus cremoris from cultured milk ‘viili’; application of human lymphocyte culture techniques

E. Herva, H. Arvilommi, E. Heiska, 1987 .

The Role of Ozonation and Activated Carbon Filtration in the Natural Organic Matter Removal from Drinking Water

P. Iivari, T. Tuhkanen, A. Matilainen, 2006, Environmental technology.

Superoxide dismutase (SOD) activity in Scots pine (Pinus sylvestris L.) and Norway spruce (Picea abies L. Karst.) needles in northern Finland

S. Huttunen, E. Heiska, 1988 .

Comparison Study of Different BOD Tests in the Determination of BOD7 Evaluated in a Model Domestic Sewage

J. Rämö, T. Kuokkanen, H. Prokkola, 2007, Journal of automated methods & management in chemistry.