1. Chalmers, B. L., "The (*)-equation and the form of the minimal projection operator," in Approximation Theory IV (C.K. Chui, L.L. Schumaker, and J.D. Ward, eds.), pp. 393–399.
2. _____, "A variational equation for minimal norm extensions," submitted for publication.
3. _____, "A natural simple projection with norm ≤ √n," J. Approx. Theory 32(1981) pp. 226–232.
4. _____, "The Fourier projection is minimal for regular polyhedral spaces," J. Approx. Theory, to appear.
5. _____, "The absolute projection constant for lines in L1[a,b]," in preparation.