RT Journal Article SR 00 A1 Grubler, A. T1 Time for a change: On the patterns of diffusion of innovation JF Daedalus YR 1996 FD 1996 VO 125 IS 3 SP 19 OP 42 PB MIT Press SN 1548-6192 LK https://pure.iiasa.ac.at/id/eprint/4680/ UL http://www.jstor.org/stable/20027369