中国科学院数学与系统科学研究院期刊网
BILINEAR INTERPOLATION IN TRIANGLES BASED UPON A MANGERON THEOREM~*
G.M.Nielson ;D.J.Mangeron
Acta Mathematica Sinica, Chinese Series . 1980, (3): 471 -475 .  DOI: 10.12386/A1980sxxb0043