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2. Point sampling: research results, theory and application;Beers;Purdue University Agricultural Experiment Station Research Bulletin 786,1964
3. Compatible estimates of basal area and basal area growth from remeasured point samples;Flewelling;For. Sci.,1981
4. An improved estimator for merchantable basal area growth based on point samples;Flewelling;For. Sci.,1984
5. Sampling at the stand boundary: a comparison of the statistical performance among eight methods;Gregoire,1990