- Publication venue
- DigitalCommons@University of Nebraska - Lincoln
- Publication date
- 01/12/1982
- Field of study
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- Publication venue
- Universidad Nacional Autónoma de México (UNAM)
- Publication date
- 01/01/1989
- Field of study
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- Publication venue
- Denison Digital Commons
- Publication date
- 01/01/1996
- Field of study
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- Publication venue
- 'Oxford University Press (OUP)'
- Publication date
- 01/01/1992
- Field of study
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