4Marios S,Olea R A.Groundwater net work design for northwest Kansas using the theory of regionalized variables[J].Ground Water,1982,20(1):95-99.
5Spruill T B,Candela L.Two approaches to design of monitoring net works[J].Ground Water,1990,28(3):78-84.
6ZhouYangxiao etal.Design and analysis of the groundwater level monitoring net work for Zhengzhou City China[A]..见:Proc of Beijing Symposium[C].北京:科学出版社,1990.27-31.
