@article {3897,
	title = {Ion-beam/plasma modes in ultradense relativistic quantum plasmas: dispersion characteristics and beam-driven instability},
	journal = {Phys. Plasmas},
	volume = {24},
	year = {2017},
	pages = {092119},
	author = {I. S. Elkamash and F. Haas and I. Kourakis}
}
