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1.
Notes on Professor Green's paper on the Amphibia, published in the September number of this Journal
Say, Thomas
Formato:
Enlaces:
Fecha: 2012-09-14
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
2.
Albino axolotls from an albino tiger salamander trough hybridization
Humphrey, Rufus Richard
Formato:
Enlaces:
Fecha: 2013-08-08
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
3.
A color variant in the Mexican axolotl
Humphrey, Rufus Richard - Bagnara, Joseph Tomas
Formato:
Enlaces:
Fecha: 2013-08-08
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
4.
Genetic and experimental studies on a lethal trait ("short toes") in the Mexican axolotl (Ambystoma mexincanum)
Humphrey, Rufus Richard
Formato:
Enlaces:
Fecha: 2013-08-08
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
5.
Observations on the maturation and fertilization of the egg of the axolotl
Jenkinson, John Wilfred
Formato:
Enlaces:
Fecha: 2013-08-08
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
6.
Genetic and experimental studies on a lethal factor ( r ) in the axolotl which induces abnormalities in the renal system and other organs
Humphrey, Rufus Richard
Formato:
Enlaces:
Fecha: 2013-08-08
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
7.
An incompatibility manifested in heteroplastic parabiosis or grafting in Amblystoma due to a toxin of cutaneous origin
Humphrey, Rufus Richard - Burns, Robert Kyle
Formato:
Enlaces:
Fecha: 2013-08-08
Recurso: Facultad de Ciencias - UNAM

Recurso libre 
8.
School Resources and Student Outcomes: An Overview of the Literature and New Evidence from North and South Carolina
Krueger, Alan B. - Card, David
Formato: Working Paper
Enlaces:
Fecha: 2011-10-26
Recurso: Universidad de Princenton

Recurso libre 
9.
We Are the Future
Dorland, Michael; Editor, Carleton University
Formato: info:eu-repo/semantics/article, research-article, info:eu-repo/semantics/publishedVersion
Enlaces:
Fecha: 2012-10-01
Recurso: Canadian Journal of Comumunication

Recurso libre 
10.
Table of Contents
Formato: Peer-reviewed Article,
Enlaces:
Fecha: 2012-04-13
Recurso: International journal about parents in education