Heller, Mark, 1957- The ontology of physical objects : four-dimensional hunks of matter / Mark Heller - Cambridge, Eng. : Cambridge University Press, 1990 - xiv, 162 p. ; 22 cm. - Cambridge studies in philosophy . Includes index ISBN: 052138544X Subjects--Topical Terms: OntologyFourth dimensionMatter Dewey Class. No.: 111