\end_inset
+\end_layout
+
+\begin_layout DOI
+10.1145/143365.143376
+\begin_inset Note Note
+status collapsed
+
+\begin_layout Plain Layout
+the digital identifier assigned at doi.acm.org
+\end_layout
+
+\end_inset
+
+
\end_layout
\begin_layout Title