1. Ecophysiology of short-rotation forest crops;Mitchell,1992
2. Achievements in the utilization of poplar wood – guideposts for the future;Balatinecz;Forestry Chronicle,2001
3. The role of energy forestry in alternative energy planning, waste recycling, and agriculture in Sweden;Sennerby-Forsse;World Resource Review,1994
4. Poplars;Gordon;Forestry Chronicle,2001
5. Licht LA. Deep-rooted poplar trees grown in the riparian zone for biomass production and non-point source pollution control. Ph.D.Thesis, University of Iowa, Iowa City, Iowa, USA, 1990.