3National Institute of Building Science, United States National Building Information Modeling Standard, Version 2 [EB/OL]. http:// buildingsmartalliance.org.
4AEC(UK). AEC (UK) BIM Standard for Autodesk Revit v2.0[EB/ OL].http://www. aec-uk.org/.
5Statsbygg. Statsbygg Building Information Modelling Manual Version 1.2 (SBM1.2) [EB/OL].http://www.statsbygg.no/bim.
8Singapore BIM Guide Version 2 [EB/OL].http://www.bca. gov.sg.
9CRC for Construction Innovation. National Guidelines for Digital Modelling[EB/OL]. http://www.construction-innovation.in fo.
10Hong Kong Housing Authority. Building Information Modelling (BIM) Standards Manual [EB/OL].http://www.housingauthority. gov.hk/en/business-partnerships/resourees/building- information- modelling/.