\chapter{Foundations}
\label{ch:Foundations}

\section{Group Decision-Making}
\label{sec:Foundation:GroupDecisionMaking}


\section{Product Configuration}
\label{sec:Foundation:ProductConfiguration}


\section{Collaborative Product Configuration}
\label{sec:Foundation:CollaborativeProductConfiguration}


\section{Recommender System}
\label{sec:Foundation:RecommenderSystem}
