K. Liu

Green Roofs as Urban Ecosystems: Ecological Structures, Functions, and Services

Reid R. Coffman, M. Köhler, S. Gaffin, 2007 .

THERMAL PERFORMANCE OF EXTENSIVE GREEN ROOFS IN COLD CLIMATES

B. Baskaran, K. Liu, 2005 .

Performance evaluation of an extensive green roof

K. Liu, J. Minor, 2005 .