@techreport{plt-tr2008-lazy-v4.1.3, author = {Eli Barzilay}, title = {Lazy Scheme}, number = {PLT-TR2008-lazy-v4.1.3}, type = {Reference Manual}, institution = {PLT Scheme Inc.}, month = {November}, year = {2008}, url = {http://download.plt-scheme.org/doc/4.1.3/pdf/lazy.pdf}, note = {\url{http://plt-scheme.org/techreports/}} }