1. Firma Purbantoro, Marsul Siregar, Implementation of green Buildin Concept in Office Buiding Jakarta, Journal of Pysics of series, 2019. 1424(2019) 012023.
2. Shawn Roy, Prcscott C. Ensign dan Tom Brzustowski, 2016, An assessment of LEED certification’s impact on net rental rates for commercial office space in Toronto, Ontario, Portland International Conference on Management of Engineering and Technology (PICMET), Honolulu, HI USA, 4-8 Sept. 2016, Date Added to IEEE Xplore: 05 January 2017
3. Saiful Islam, Mohammed Abdullah Al Awadh, Roohul Abad Khan; Recent trends in the Green Building Concept, International Journal of Advanced and Innovative Research (2278-7844) # 189 / Volume 5 Issue 1.
4. ISO 50001:2018 Energy Management Systems, The Implementation Guide BSI Group
5. Pamungkas Dany, Manisa Pipattanasomporn, Saifur Rahman, Nanang Hariyanto, Suwarno, 2018, ICUE 2018 on Green Energy for Sustainable Development Thavorn Palm Beach Resort Karon, Phuket, Thailand. 24-26 October 2018