Global patterns and climatic controls of forest structural complexity oleh Martin Ehbrecht, Dominik Seidel, Peter Annighöfer, Holger Kreft, Michael Köhler, Delphine Clara Zemp, Klaus Puettmann, Reuben Nilus, Fred Babweteera, Katharina Willim, Melissa Stiers, Daniel Soto, Hans Juergen Boehmer, Nicholas Fisichelli, Michael Burnett, Glenn Juday, Scott L. Stephens, Christian Ammer