Oliver Imbusch Falk Langhammer Guido von Walter Ercatons and organic programming: say good-bye to planned economy. 41-52 2005 conf/oopsla/2005c OOPSLA Companion http://doi.acm.org/10.1145/1094855.1094868 db/conf/oopsla/oopsla2005c.html#ImbuschLW05