On Hausdorff compactifications of non-locally compact spaces. Hatzenbuhler, James; Mattson, Don A. — 1979 International Journal of Mathematics and Mathematical Sciences
A note on compact metric spaces as remainders. Don A. Mattson; James Hatzenbuhler — 1984 Mathematica Scandinavica
Some applications of non-standard analysis to proximity spaces D. Randolph Johnson; Don A. Mattson — 1975 Colloquium Mathematicae