Riaud, P., Mawet, D., Absil, O., Boccaletti, A., Baudoz, P., Herwats, E., & Surdej, J. (October 2006). Coronagraphic imaging of three weak-line T Tauri stars: evidence of planetary formation around PDS 70.
Astronomy and Astrophysics, 458, 317-325. doi:10.1051/0004-6361:20065232
https://hdl.handle.net/2268/18840