@article {5598,
	title = {The effect of the length of direct repeats and the presence of palindromes on deletion between directly repeated DNA sequences in bacteriophage T7},
	year = {1991},
	pages = {3901-3905},
	url = {http://www.ncbi.nlm.nih.gov/pubmed/1861982},
	author = {James C. Pierce and Daochun Kong and Warren Masker}
}
