“…There has been a consistent expansion since then, mainly through the International Workshop on Software Cybernetics (IWSC) (Cangussu et al, 2007). An overview of software cybernetics is available in other surveys (Cai, 2002a;Cai et al, 2003;Belli et al, 2006;Cangussu et al, 2007). Despite the excellent work in the surveys listed above, from cybernetics viewpoint, the work is mainly on the first-order level.…”