
List of (desired) future work to be done: 

    o Add to 'inst' a 'CITATION' file for use by the citation function.
        
  
    o Depend / Import / Suggest  'sp' package
      Suggest / Recommend 'gstat', 'geoR', 'fields' packages

      Depends, Suggests, Imports, Enhances ... packages
      See the information on DESCRIPTION files in the chapter 'Creating R
      packages' of the 'Writing R Extensions' manual.
      
 
    o 'locpol', 'np.den' and 'np.svar' methods for 'data.grid'-class (avoiding binning)

 
    o 'locpol', 'np.den' and 'np.svar' methods for 'sp'-classes 
      'as.sp' methods for 'npsp'-classes 


    o Kriging


    o Anisotropic variogram models (spatio-temporal case)


    o Multidimensional kriging (simple, ordinary, universal and 'residual')


    o Additive and partially linear trend models


    o Local Kriging

 
      

