Hall, Brian K., author
Chapman & Hall, 1992
Buku Teks
edited by David Gilbert and Monika Heiner
Springer-Verlag , 2012
eBooks
Zotin, A.I.
S. Karger, 1972
Buku Teks
IRL Press , 1985
Buku Teks
Stevens, Tim, 1976-, author
Cambridge University Press, 2015
Buku Teks