LITTERAE APOSTOLICAE
MOTU PROPRIO DATAE

BENEDICTUS XVI

SUMMORUM PONTIFICUM

Summorum Pontificum cura ad hoc tempus usque semper fuit, ut Christi Ecclesia Divinae Maiestati cultum dignum offerret, «ad laudem et gloriam nominis Sui» et «ad utilitatem totius Ecclesiae Suae sanctae». ...

Latin text of the motu proprio; unofficial English text of the motu proprio; the pope's explanatory letter.

Unfortunately, and surprising to me, given the more upbeat pre-event coverage, much of the secular press coverage has been negative, even citing bishops' pessemistic negativity. Zenit News Agency, however, has provided a series of upbeat and helpful articles.

More later!