TY - REP AU - Gustafson,R.J. AU - Segerlind,L.J. TI - Finite element method: basic concepts and development [Agricultural engineering] U1 - 80-556050 PY - 1978/// KW - Agricultural structures KW - Machinery and equipment general N1 - ill. 28 ref T2 - Grain and forage harvesting: proceedings First International Grain and Forage Conference, September 25-29, 1977, Scheman Center, Iowa State University, Ames, Iowa a conference. St. Joseph, Mich. (USA). American Society of Agricultural Engineers. 1978. p. 23-31 ER -