@article{10_1017_S0008439500029386,
     author = {Howland, James L.},
     title = {Iterative solution of elliptic systems and applications to the neutron diffusion equations of reactor physics, by {Eugene} {L.} {Wachpress.} {Prentice-Hall} {Inc.,} {Englewood} {Cliffs,} {N.} {J.,} 1966. xiv + 299 pages. $12.95.},
     journal = {Canadian mathematical bulletin},
     pages = {345--346},
     year = {1968},
     volume = {11},
     number = {2},
     doi = {10.1017/S0008439500029386},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0008439500029386/}
}