1. Runoff from small peatland watersheds;Bay;J. Hydrol.,1969
2. The influence of drainage on hydrology of peat land;Mustonen;Rakennustekniikka,1964
3. Classification and properties of organic soils;Farnham;Adv. Agron.,1965
4. Improvement of forest growth on poorly drained peat soils;Heikurainen;Int. Rev. Forestry Res.,1964
5. Recent research on the physical properties of peat and its application in designing drainage systems;Wertz,1968