00481nas a2200205   4500000000100000000000100001008004100002100001200043700001200055700001100067700001300078700001300091700001600104700001700120700001800137700001700155245008800172300000700260490000800267       2013                            d1 aK. Hada1 aM. Kino1 aA. Doi1 aH. Nagai1 aM. Honma1 aY. Hagiwara1 aM. Giroletti1 aG. Giovannini1 aN. Kawaguchi00aThe Innermost Collimation Structure of the M87 Jet Down to \~10 Schwarzschild Radii  a700 v775