Wikipedia entry on Robot, December 15, 2017, https://en.wikipedia.org/ wiki/Robot
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Wikipedia entry on Robot, December 15, 2017, https://en.wikipedia.org/ wiki/Robot
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Henry T. Casey, “You’ll Be Surprised How Many Robots Now Clean Our Homes”, Tom’s Guide, November 07, 2016, https://www.tomsguide. com/us/roomba-vacuums-how-popular,news-23793.html
