@article{oai:ir.kagoshima-u.ac.jp:00010053, author = {SAKAI, Manabu and 酒井, 宦}, journal = {鹿児島大学理学部紀要. 数学・物理学・化学, Reports of the Faculty of Science, Kagoshima University. Mathematics, physics, chemistry}, month = {Dec}, pages = {1--14}, title = {QUADRATIC SPLINE APPROXIMATION FOR BOUNDARY VALUE PROBLEM}, volume = {16}, year = {1983} }