1. Decompositions of E3 into points and tame arcs;Bing,1955
2. Seminar on Transformation Groups;Borel,1960
3. Homeomorphisms with polyhedral irregular sets;Duvall;Transactions of the American Mathematical Society,1973
4. Regular properly discontinuous Zn-actions on open manifolds;Duvall;Illinois Journal of Mathematics,1973
5. Actions of a locally compact group with zero;Mc Hanson;Canadian Journal of Mathematics,1971