海量图书期刊资源,随时随地畅享阅读乐趣
An Interactive Approach to ClassificationNien-Tsu Tuan · 2010
An Approach to Unsupervised Learning ClassificationMizoguchi, R.; Shimura, M. · 1975
An Operational Approach to Species ClassificationDoyen, John T.; Slobodchikoff, C. N. · Systematic Zoology · 1974
Tinnitus Aurium: An Approach to ClassificationNodar, R. H. · Otolaryngology -- Head and Neck Surgery · 1978
An approach to ordinal classification problemsLarichev, O · International Transactions in Operational Research · 1994
An Operational Approach to Species ClassificationDoyen, J. T.; Slobodchikoff, C. N. · Systematic Biology · 1974
An Objective Approach to Spectral ClassificationConnolly, A.J.; Szalay, A.S. · Symposium - International Astronomical Union · 1998
Supplementary notes on American labiatae—VCarl Epling · Brittonia · 1951
A Subspecies of Yucca Whipplei TorreyCarl Epling and A. L. Haines · Brittonia · 1957
A Synopsis of the Tribe Lepechinieae (Labiatae)Carl Epling · Brittonia · 1948
A Taxonomic Study of Californian DelphiniumsHarlan Lewis and Carl Epling · Brittonia · 1954
Supplementary notes on American labiatae—VI.Carl Epling and Mildred E. Mathias · Brittonia · 1957
Supplementary Notes on American Labiatae-VIICarl Epling · Brittonia · 1960
Supplementary Notes on American Labiatae. IXCarl Epling and Carlos Jativa · Brittonia · 1966
Supplementary Notes on American Labiatae VIIICarl Epling and Carlos Jativa · Brittonia · 1963
Critique of Psychoanalytic Concepts and TheoriesB. F. Skinner · The Scientific Monthly · 1954
Pygmy Elephant and Giant TortoiseDirk Albert Hooijer · The Scientific Monthly · 1951
The Parental Devotion of BirdsAlexander F. Skutch · The Scientific Monthly · 1946
Social Life Among the InsectsWilliam Morton Wheeler · The Scientific Monthly · 1922
The Race Concept in BiologyTheodosius Dobzhansky · The Scientific Monthly · 1941
Biological AdaptationTheodosius Dobzhansky · The Scientific Monthly · 1942
Invertebrate Animals and CivilizationGeorge T. Hargitt · The Scientific Monthly · 1923
Quantum Mechanics and the AetherP. A. M. Dirac · The Scientific Monthly · 1954