000 00391nam a2200157Ia 4500
008 240729s9999 xx 000 0 und d
022 _a2391-4661
245 0 _aDemonstratio Mathematica
260 _aPoland
260 _bDe Gruyter
650 _a Mathematics
650 _aScience
856 _uhttps://doaj.org/toc/fb0ecf1cd7c54611b02296810441a9e8
942 _2ddc
942 _cDOAJEJ
999 _c65874
_d65874
945 _a1
_bMadushi Gamage
_c1
_dMadushi Gamage