00338nas a2200133   4500000000100000000000100001008004100002260004200043100001800085700001900103700001900122700001700141245004600158       2001                            d  c7-10 Oct. 2001aTucson, AZ, USA, USA 1 aDavid Camacho1 aDaniel Borrajo1 aJosé M.Molina1 aRicardo Aler00aAbstract planning in dynamic environments