"Kataoka J.,Yatsu Y.,Kawai N.,Urata Y.,Cheung C. C.,Takahashi Y.,Maeda K.,Totani T.,Makiya R.,Hanayama H.,Miyaji T.,Tsai A.","Toward Identifying the Unassociated Gamma-Ray Source 1FGL J1311.7-3429 with X-Ray and Optical Observations",,"The Astrophysical Journal",,"Volume 757","  Issue 2","  id. 176",2012,Sept.