00573nam a2200181Ia 4500082002400000100001800024245008500042260002900127300002100156490005100177500000500228690000600233700000500239952010600244964001700350921000900367999001500376  a309.262015bW746.CT  aWilson, A. G.  aCatastrophe theory and bifurcation; applications to urban and regional systemsb  aLondonbCroom Helmc1981  axxi, 331p. Index  aCroom Helm series in Geography and Environment  a  a   a  00104070aISIbISId1998-06-08l0o309.262015 W746.CTpDP17249r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a1702  c1702d1702