198 松山市東方の中央構造線(MTL)に沿う地域の地質と構造 : 特にMTL桜樹屈曲の成因について  [in Japanese] 198 Geology and geoligic structure in the vincity of the Median Tectonic Line (MTL) to the east of Matsuyama : Especially on the genesis of the Sakuragi bend of the MTL  [in Japanese]