Stair tread (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Stair tread" in English language version.

refsWebsite

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1access-board.gov

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access-board.gov

Yanchulis, Dave. "Chapter 5: General Site and Building Elements - United States Access Board". www.access-board.gov. Retrieved 2016-02-01.

ada.gov

"2010 ADA Standards for Accessible Design". www.ada.gov. 15 September 2010. Retrieved 2016-02-01.

amstep.com

"Non-Slip Abrasive Stair Treads - Amstep.com". www.amstep.com. Retrieved 2016-02-01.

ideo.com

labs.ideo.com

"Musical Staircase | IDEO Labs". Retrieved 2016-02-01.

jhu.edu

hub.jhu.edu

"Musical stairs: Johns Hopkins students transform steps into giant piano". The Hub. 14 April 2014. Retrieved 2016-02-01.

knostairs.com

"Feature tread designs". knostairs.com. 25 April 2019.

psfk.com

"This museum is entirely made of glass". PSFK. 2015-03-05. Retrieved 2016-02-01.

seoul.go.kr

english.seoul.go.kr

""Underground Landscape of Seoul"". Seoul Metropolitan Government. 2014-10-10. Retrieved 2016-01-02.