2LU L, YANG H X.Environmental payback time analysis of a roof-mounted building-integrated photovoltaic(BIPV) system in Hong Kong[J].Applied Energy,2010,87(12):3625-3631.
3CHENG C L,SANCHEZ JIMENEZ C S,LEE M C.Research of BIPV optimal tilted angle,use of latitude concept for south orientated plans [J]. Renewable Energy,2009,34(6): 1644-1650.