\section{Clustering
  of~\cite{baldockSystemsApproachReveals2019a,baldockDailyTemporalStructure2011}}

\cite{baldockSystemsApproachReveals2019a} study the diversity, robustness and
impact of the type of environment on the ecological aspect of plant-pollinator
networks in four major english cities.

\cite{baldockDailyTemporalStructure2011}


\begin{figure}[ht]
  \centering
  \begin{subfigure}[htb]{0.47\textwidth}
    \includestandalone{tikz/applications/baldock/graph-Baldock2019_Bristol}
    \caption{Bristol}
  \end{subfigure}
  \hfill
  \begin{subfigure}[htb]{0.47\textwidth}
    \includestandalone{tikz/applications/baldock/graph-Baldock2019_Edinburgh}
    \caption{Edinburgh}
  \end{subfigure}
  \newline
  \begin{subfigure}[htb]{0.47\textwidth}
    \includestandalone{tikz/applications/baldock/graph-Baldock2019_Leeds}
    \caption{Leeds}
  \end{subfigure}
  \hfill
  \begin{subfigure}[htb]{0.47\textwidth}
    \includestandalone{tikz/applications/baldock/graph-Baldock2019_Reading}
    \caption{Reading}
  \end{subfigure}
  \caption{English networks from~\cite{baldockSystemsApproachReveals2019a}}
  \label{fig:baldock-english-networks}
\end{figure}

\begin{figure}[ht]
  \centering
  \includestandalone{tikz/applications/baldock/graph-Baldock2011_TB+Baldock2011_JN}
  \caption{South African network from~\cite{baldockDailyTemporalStructure2011}}
  \label{fig:baldock-south-african-networks}
\end{figure}