@article{CM_1993__86_3_265_0,
     author = {Matsumoto, Keiji and Yoshida, Masaaki},
     title = {Configuration space of 8 points on the projective line and a $5$-dimensional {Picard} modular group},
     journal = {Compositio Mathematica},
     pages = {265--280},
     publisher = {Kluwer Academic Publishers},
     volume = {86},
     number = {3},
     year = {1993},
     mrnumber = {1219628},
     zbl = {0809.14044},
     language = {en},
     url = {http://www.numdam.org/item/CM_1993__86_3_265_0/}
}