S. L. Pentoney, Jr., R. N. Zare, and J. F. Quint, “On-Column Radioisotope Detection for Capillary Electrophoresis,” in Analytical Biotechnology: Capillary Electrophoresis and Chromatography, ACS Symposium Series No. 434, edited by C. Horvàth and J. G. Nikelly American Chemical Society: Washington, DC, 1990,pp. 60-89.