@article{3828023, author = {Talwalkar, A.T. and Duffie, John A. and Lof, George O. G.}, url = {http://digitallibrary.un.org/record/3828023}, title = {Solar drying of oil shale by /}, publisher = {UN,}, recid = {3828023}, pages = {8 p.}, address = {[New York] :. 1961-05-06}, year = {1961}, month = {May}, }