1. Methods of soil and plant analysis,1986
2. SAS Technical Report P-229, SAS/STAT Software: Changes and Enhancements. Release 6.07,1992
3. Environmental gamma radiation measurements in Finland and the influence of the meteorological conditions after the Chernobyl accident in 1986;Arvela,1987
4. Effects of the Chernobyl pollution on some fruit trees;Baldini;Adv. Hortic. Sci.,1987