S. Pruess, G. Reddien, R. Russell, R. Sincovec, и M. Wheeler. Codes for Boundary-Value Problems in Ordinary Differential Equations, том 76 из Lecture Notes in Computer Science, стр. 263-265. Springer, (1978)
S. Pruess. Codes for Boundary-Value Problems in Ordinary Differential Equations, том 76 из Lecture Notes in Computer Science, стр. 257-262. Springer, (1978)