000 00430nam a2200157Ia 4500
008 250428s9999 xx 000 0 und d
082 _aTH 378.242 D6128 2022
245 0 _aDisposable facemasks and risk husk ash as a mixture to concrete brick
245 0 _cHilario, Flor E.
260 _bUniversity of Antique.
260 _c2022
526 _aMain-Undergraduate theses(CEA)
650 _aTheses.
942 _2DDC
942 _cB
999 _c814
_d814