\providecommand{\bysame}{\leavevmode\hbox to3em{\hrulefill}\thinspace}
\providecommand{\MR}{\relax\ifhmode\unskip\space\fi MR }
% \MRhref is called by the amsart/book/proc definition of \MR.
\providecommand{\MRhref}[2]{%
  \href{http://www.ams.org/mathscinet-getitem?mr=#1}{#2}
}
\providecommand{\href}[2]{#2}
\begin{thebibliography}{Mer06b}

\bibitem[Gan03]{G}
W.~L. Gan, \emph{Koszul duality for dioperads}, Math. Res. Lett. \textbf{10}
  (2003), no.~1, 109--124.

\bibitem[Kon93]{Ko1}
M.~Kontsevich, \emph{Formal (non)commutative symplectic geometry}, Gel'fand
  mathematical seminars, 1990-1992, Birkhauser, 1993, pp.~173--187.

\bibitem[Kon02]{Ko2}
\bysame, Letter to M.\ Markl, 2002.

\bibitem[Kon03]{Ko}
\bysame, \emph{Deformation quantization of {P}oisson manifolds}, Lett. Math.
  Phys. \textbf{66} (2003), no.~3, 157--216.

\bibitem[Lod98]{Lo}
J.-L. Loday, \emph{Cyclic homology}, Springer-Verlag, Berlin, 1998.

\bibitem[McL65]{Mc}
S.~McLane, \emph{Categorical algebra}, Bull.\ Amer.\ Math.\ Soc. \textbf{71}
  (1965), 40--106.

\bibitem[Mer05]{Me2}
S.A. Merkulov, \emph{Nijenhuis infinity and contractible dg manifolds,
  math.ag/0403244}, Compositio Mathematica (2005), no.~141, 1238--1254.

\bibitem[Mer06a]{Me4}
\bysame, \emph{Deformation quantization of strongly homotopy lie algebras},
  2006.

\bibitem[Mer06b]{Me1}
\bysame, \emph{Prop profile of poisson geometry, math.dg/0401034}, Commun.
  Math. Phys. (2006), no.~262, 117--135.

\bibitem[MMS]{MMS}
M.~Markl, S.~Merkulov, and S.~Shadrin, \emph{{Wheeled PROPs, graph complexes
  and the master equation}}.

\bibitem[MV03]{MV}
M.~Markl and A.~Voronov, \emph{{PROPped up graph cohomology}},
  \texttt{arXiv:math.QA/0307081} (2003).

\bibitem[Val03]{V}
B.~Vallette, \emph{A koszul duality for props}, To appear in Trans. of Amer.
  Math. Soc. (2003).

\end{thebibliography}