@article {208558,
	title = { Investigation of structural, optical, magnetic, and electrical properties of PMMA doped with magnetite nanoparticles},
	journal = {J .Mater. Sci.- Mater. Electron.},
	volume = {32},
	year = {2021},
	pages = {14557-14568},
	author = {R.S. Hafez and Rania Ramadan and S.S. El-khiyami}
}
