@techreport{plt-tr2003-framework-v204, author = {PLT}, title = {{PLT} Framework: {GUI} Application Framework}, number = {PLT-TR2003-framework-v204}, type = {Reference Manual}, institution = {PLT Scheme Inc.}, month = {May}, year = {2003}, url = {http://download.plt-scheme.org/doc/204/pdf/framework.pdf}, note = {\url{http://plt-scheme.org/techreports/}} }