Rubin, J Optimal classification into groups: an approach for solving the taxonomy problem. [electronic resource] - Journal of theoretical biology Apr 1967 - 103-44 p. digital Publication Type: Journal Article ISSN: 0022-5193 Standard No.: 10.1016/0022-5193(67)90046-x doi Subjects--Topical Terms: BiologyClassificationComputersPlants--classification