V. E. Shelford

A Groung Plan for a Biological Research Plant

V. E. Shelford, 1951 .

Further Notes on the Acquisition and Use of Photo-electric Cells

V. E. Shelford, 1930 .

Use of Photoelectric Cells for Light Measurement in Ecological Work

V. E. Shelford, J. Kunz, V. Shelford, 1929 .

Some Concepts of Bioecology

V. E. Shelford, V. Shelford, 1931 .