Haberle V, Forrest ARR, Hayashizaki Y, Carninci P, Lenhard B (2015). “CAGEr: precise TSS data retrieval and high-resolution promoterome mining for integrative analyses.” Nucleic Acids Research, 43, e51. doi:10.1093/nar/gkv054, http://nar.oxfordjournals.org/content/43/8/e51.