A maximal regular boundary for solutions of elliptic differential equations

Loeb, Peter; Walsh, Bertram

Annales de l'Institut Fourier, Volume 18 (1968) p. 283-308

An axiomatic treatment of pairs of elliptic differential equations

Loeb, Peter

Annales de l'Institut Fourier, Volume 16 (1966) p. 167-208

The equivalence of Harnack's principle and Harnack's inequality in the axiomatic system of Brelot

Loeb, Peter; Walsh, Bertram

Annales de l'Institut Fourier, Volume 15 (1965) p. 597-600