2014 | Greenland Telescope Project: Direct Confirmation of Black Hole with Sub-millimeter VLBI | Inoue, M; Algaba-Marcos, JC; Asada, K; Chang, C-C; Chen, M-T; Han, J; Hirashita, H; Ho, PTP; Hsieh, S-N; Huang, T; Jiang, H; Koch, PM; Kubo, DY; Kuo, C-Y; Liu, B; Martin-Cocher, P; Matsushita, S; Meyer-Zhao, Z; Nakamura, M; Nishioka, H; Nystrom, G; Pradel, N; Pu, H-Y; Raffin, PA; Shen, H-Y; Snow, W; Srinivasan, R; Wei, T-S; Blundell, R; Burgos, R; Grimes, P; Keto, E; Paine, S; Patel, N; Sridharan, TK; Doeleman, SS; Fish, V; Brisken, W; Napier, P | RADIO SCIENCE 49(7), 564-571 | | | |