Roshan, Usman (2014-01-01). "Multiple Sequence Alignment Using Probcons and Probalign". In Russell, David J (ed.). Multiple Sequence Alignment Methods. Methods in Molecular Biology. Vol. 1079. Humana Press. pp. 147–153. doi:10.1007/978-1-62703-646-7_9. ISBN9781627036450. PMID24170400.
Roshan, Usman (2014-01-01). "Multiple Sequence Alignment Using Probcons and Probalign". In Russell, David J (ed.). Multiple Sequence Alignment Methods. Methods in Molecular Biology. Vol. 1079. Humana Press. pp. 147–153. doi:10.1007/978-1-62703-646-7_9. ISBN9781627036450. PMID24170400.