@article{MZ_1972__127_171755,
     author = {Katsuhiro Shiohama and Takashi Sakai},
     title = {On the {Structures} of {Positively} {Curved} {Manifolds} with {Certain} {Diameter.}},
     journal = {Mathematische Zeitschrift},
     pages = {75--82},
     publisher = {mathdoc},
     volume = {127},
     year = {1972},
     zbl = {0252.53037},
     url = {http://geodesic.mathdoc.fr/item/MZ_1972__127_171755/}
}