@article {abdelapplication,
	title = {Application of Bacillus subtilis for reducing ash and sulfur in coal},
	journal = {Environmental Earth Sciences},
	volume = {70},
	year = {2013},
	note = {<p>n/a</p>
},
	pages = {753-760},
	publisher = {Springer},
	abstract = {<p>n/a</p>
},
	author = {Abdel-Khalek, MA and El-Midany, AA}
}
