NUMERICAL CLASSIFICATION OF SOILS AND ITS APPLICATION SURVEY.DE GRUIJTER JJ.1977; SOIL SURV. PAPERS; NETHERL.; DA. 1977; PP. 1-117; H.T. 4; ABS. NEERL.; BIBL. 5 P. 1/2; 41 ILL.; (THESE DOCT.; WAGENINGEN)Serial Issue

A DISCRETE APPROACH TO AUTOMATED MAPPING OF MULTIVARIATE SYSTEMS.DE GRUIJTER JJ; BIE SW.1975; IN: AUTOM. CARTOGR. TECH. WORKING SESSION; ENSCHEDE, NETH.; 1975; S.L.; ICA-ACI; DA. 1975; PP. 17-28; H.T. 1; BIBL. 9 REF.Conference Paper

ACCURACY OF SPATIAL INTERPOLATION BETWEEN POINT DATA ON SOIL MOISTURE SUPPLY CAPACITY, COMPARED WITH ESTIMATES FROM MAPPING UNITSVAN KUILENBURG J; DE GRUIJTER JJ; MARSMAN BA et al.1982; GEODERMA; ISSN 0016-7061; NLD; DA. 1982; VOL. 27; NO 4; PP. 311-325; BIBL. 16 REF.Article

A hybrid design-based and model-based sampling approach to estimate the temporal trend of spatial meansBRUS, D. J; DE GRUIJTER, Jj.Geoderma (Amsterdam). 2012, Vol 173-174, pp 241-248, issn 0016-7061, 8 p.Article