000 | 00344nam a2200133Ia 4500 | ||
---|---|---|---|
001 | 14888 | ||
008 | 170722s9999 xx 000 0 und d | ||
245 | _aContributions to extension theory of topological structures / | ||
260 | _c1969. | ||
653 | _aMathematics | ||
653 | _aTopology | ||
700 |
_aFlachsmeyer, J. Etc _eeditor. |
||
942 | _cGEN | ||
999 |
_c75720 _d75720 |