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1.
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Charles Darwin. 1952. "Journal of researches into the geology and natural history of the various contries visited by H. M. S. Beagle", XIX-624 páginas, ilustrado. Halfner Publishing Co., New York, N. Y. 7.50 Dlls.
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2.
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The problem of roentgen stimulation Brunst, Victor V
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3.
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The effect of local X-ray irradiation upon the teeth and surrounding tissues in young axolotls (Siredon mexicanum) Brunst, Victor V - Shérémétiéva-Brunst, EA - Figge, Frank Henry John
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4.
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Activation and organization of the central nervous system in amphibians. Part I. Induction and activation. Part II. Differentiation and organization. Part III. Synthesis of a new working hypothesis Niewkoop, PD - et al
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5.
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Pori abdominales of Vertebrata Bridge, T
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6.
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Selective affinity as a working force in neurulation movements Jacobson, Carl-Olof
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7.
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Tissue affinities of developing melanophores in the Mexican axolotl, Siredon mexicanum Shaw Brick, Irving - Dalton H Clark
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8.
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A linked gene determining the lethality usually accompanying a hereditary fluid imbalance in the Mexican axolotl Humphrey, Rufus Richard
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9.
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Partial characterization of the component from normal eggs which corrects the maternal effect of gene 0 in the Mexican axolotl (Ambystoma mexicanum) Briggs, Robert - Justus, JT
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