The Timewaster Letters CompendiumRobin Cooper, Robert Popper, Dawn French, Peter Serafinowicz · First published 2021Open the Tome
Effects of Anthropogenic Noise on AnimalsHans Slabbekoorn, Robert J. Dooling, Arthur N. Popper, Richard R. Fay · First published 2018Open the Tome
Accessibility applications in urban transportationRobert Jay Popper · First published 1977Open the Tome
