Benedict XVI on His First Encyclical - Benedict XVI announced the publication of his first encyclical, which is entitled "Deus Caritas Est" (God Is Love). The document was released on 25 January 2005 [zenit.org] (January 18, 2006) - http://www.zenit.org/english/visualizza.phtml?sid=83021
Deus Caritas Est - God is love. First encyclical letter of the pope, given on 25 December 2005. - http://www.vatican.va/holy_father/benedict_xvi/encyclicals/documents/hf_ben-xvi_enc_20051225_deus-caritas-est_en.html
Some texts by Card. Joseph Ratzinger - Transcripts of some homilies, addresses, and interventions, courtesy of the Congregation for Doctrine. - http://www.vatican.va/roman_curia/congregations/cfaith/doc_rat_index.htm