editors, C.J. Adkins, A.R. long, J.A. McInnes
World Scientific, 1994
Buku Teks
edited by Luigi Atzori, Jaime Delgado and Daniele Giusto
Springer, 2012
eBooks
Cyrill Stachniss, editor
[, Springer-Verlag], 2012
eBooks
Rourke Publishing LLC, 2009
Buku Referensi
Freeman, A. Myrick, 1936-, author
Resources for the Future, 1993
Buku Teks