Publication: Xing L, Bell P, Persons WS IV, Ji Q, Ji S, Miyashita T, Burns M, Currie PJ. 2012. Abdominal contents from two large compsognathids demonstrate feeding on dromaeosaurids and confuciusornithids. PLoS ONE 7(8). Full paper here.
POPULAR PRESS ARTICLES:
Predatory Dinosaur Fed on Smaller Versions of Itself, CBC News, August 30, 2012.
Stomach Contents Preserve Sinocalliopteryx Snacks, Smithsonian.com, August 31, 2012.