@article {16513,
	title = {Simple systems that exhibit template-directed replication},
	journal = {Science},
	volume = {259},
	year = {1993},
	month = {1993///},
	pages = {1282 - 1287},
	author = {Reggia, James A. and Armentrout,S. L and Chou,H. H. and Peng,Y.}
}
