http://www.boston.com/business/news/2015/05/12/construction-starts-new-allston-brighton-commuter-rail-station/RsxvjmSp2dFRVANmdv7mOM/story.html?p1=feature_stack_3_hp
http://www.bizjournals.com/boston/real_estate/2015/05/five-things-you-need-to-know-about-the-mbta-s-new.html
https://twitter.com/KarenWBZradio/status/598133614249914368/photo/1
http://bostinno.streetwise.co/2015/05/12/mbta-commuter-rail-boston-allston-brighton-boston-landing-station/
website for the development:
http://bostonlandingdevelopment.com/
according to this development figure, the station will be directly behind the existing Stop and Shop:
http://bostonlandingdevelopment.com/sites/default/files/u8/Boston%20Landing%20Website%20Site%20Plan%2012.9.14.pdf_Page_1.jpg