00399nas a2200169   4500000000100000000000100001008004100002100001300043700001400056700001400070700001600084700001800100700003100118245006100149300001200210490000700222       2017                            d1 aC. Goddi1 aH. Falcke1 aM. Kramer1 aL. Rezzolla1 aC. Brinkerink1 aBlackHoleCam Collaboration00aBlackHoleCam: Fundamental physics of the galactic center  a17300010 v26