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REF 01 https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/34710/12-1327-building-information-modelling.pdf

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REF 02

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REF 03 http://www.thefifthestate.com.au/archives/56465/

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REF 04 http://www.thefifthestate.com.au/archives/56465/

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REF 05

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REF 06

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REF 07

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REF 08http://www.cnplus.co.uk/david-philp-leaves-balfour-beatty-for-top-mace-bim-job/8640235.article

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REF 09 http://www.linkedin.com/profile/view?id=88169662&locale=en_US&trk=tyah2&trkInfo=tas%3Amike%20peaslan%2Cidx%3A1-1-1