- Author: Robert S. Allen
- Language: English
- Year: 1992
- Author: Robert C. Allen
- Language: English
- Year: 2021
- Author: Robert C. Allen
- Language: English
- Year: 2021
- Author: Robert C. Allen (editor), Philippe Arnaud (editor), 1981 Charleston SC> International Conference on Electrophoresis
- Language: English
- Year: 1981
- Author: Robert C. Allen, Calvin A. Saravis, H.R. Maurer
- Language: English
- Year: 1984
- Author: Robert C. Allen
- Language: English
- Year: 1992
- Author: Robert C. Allen
- Language: Portuguese
- Year: 2019
- Author: Allene Carter, Robert L. Allen
- Language: English
- Year: 2003
- Author: Robert L. Allen & Pamela P. Allen
- Language: English
- Year: 1974