Agriculture Reference
In-Depth Information
Ye, J., Liu, C., Zhao, Z., Li, Y. and Yu, S. (2013). Heavy Metals in Plants and Substrate from
Simulated Extensive Green Roofs.
Ecological Engineering
, 55: 29-34.
PERSONAL COMMUNICATIONS
Koehler, M. (2010). Email communication via third-party translator. University of Applied
Sciences Neubrandenburg, Professor, Member of FLL Working Group, June 10,
2010.
Miller, C. (2011). Roofmeadow. President and Professional Engineer. Email and verbal
communications.
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