Volume (Issue) 5 (1 & 2), January & April 2013
  1. Biofuel facilities for social, political, economic and environmental aspects 1-56 A. Demirbas
  2. Compliance ultrasonic energy and renewable energy with soil mechanics 57-73 D. Ciragov
  3. Effect of initial moisture content on the yield of hydrogen from pyrolysis of beech wood 75-81 A. Demirbas, N. Ak, S. Acar, E. Taskesen, H. Dumrul