“…Recent overviews of the relevant issues can be found in, among others, Cliff andOrd (1973, 1981), Bartels and Hordijk (1977), Haining (1978), Brandsma and Ketellapper (1979), Bennett (1979), Hordijk (1979), Griffith (1980Griffith ( ,1983, Anselin (1980Anselin ( ,1984Anselin ( , 1987, Blommestein (1983), Upton and Fingleton (1985).…”