1. Snake-like continua;Bing, R. H.;Duke Math. J.,1951
2. Decomposable chainable continua;Fugate, J. B.;Trans. Amer. Math. Soc.,1966
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4. On the Moore triodic theorem;Lelek, A.;Bull. Acad. Polon. Sci. S\'{e}r. Sci. Math. Astronom. Phys.,1960