1. Are adobe walls optimal phase shift filters?;Coffman;Advan. Appl. Math.,1980
2. Temperature control of buildings by adobe wall design;Duffin;Solar Energy,1981
3. Distributed and lumped networks;Duffin;J. Math. and Mech.,1959
4. Bounds for the conductance of a leaky plate via network models;Duffin,1966
5. R. J. Duffin and G. Knowles, A passive wall design to minimize building temperature swings, submitted for publication.