On superposition of simple mappings
On a family of power c consisting of ℜ-uncomparable dendrites
The family of dendrites ℜ-ordered similarly to the segment
Realization of mappings
On a class of plane acyclic continua with the fixed point property
An inductive proof of the non-retractibility of a cell onto its boundary
The article contains no abstract
A generalization of a theorem of S. Mazurkiewicz concerning Peano functions
The article contains no abstract
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