Noninclusion theorems: Some remarks on a paper by J. A. Fridy.
Beekmann, W.
International Journal of Mathematics and Mathematical Sciences, Tome 23 (2000), p. 119-122 / Harvested from The Electronic Library of Mathematics
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Publié le : 2000-01-01
DOI : https://doi.org/10.1155/S0161171200001861
EUDML-ID : urn:eudml:doc:48574 
@article{01441872,
     title = {Noninclusion theorems: Some remarks on a paper by J. A. Fridy.},
     journal = {International Journal of Mathematics and Mathematical Sciences},
     volume = {23},
     year = {2000},
     pages = {119-122},
     doi = {10.1155/S0161171200001861},
     zbl = {0949.40010},
     language = {en},
     url = {http://dml.mathdoc.fr/item/01441872}
}

Beekmann, W. Noninclusion theorems: Some remarks on a paper by J. A. Fridy.. International Journal of Mathematics and Mathematical Sciences, Tome 23 (2000) pp. 119-122. doi : 10.1155/S0161171200001861. http://gdmltest.u-ga.fr/item/01441872/