@inbook {Conrad2006DGG,
	title = {{{SAGA} {\textendash}- Program Structure and Current State of Implementation}},
	booktitle = {{SAGA {\textendash}- Analysis and Modelling Applications}},
	volume = {115},
	year = {2006},
	pages = {39-52},
	publisher = {Verlag Erich Goltze GmbH},
	organization = {Verlag Erich Goltze GmbH},
	author = {Conrad, O.},
	editor = {B{\"o}hner, J. and McCloy, K.~R. and Strobl, J.}
}