- erfgoedshertogenbosch.nl verhalen/bolwoningenIn 1984 verhuisden tientallen Bosschenaren naar een huis in de vorm van een bol. De Bossche bolwoningen waren een experiment.
- virtualglobetrotting.com map/bolwoningen-…The architect of the Sphere Building is Dries Kreijkamp. In 1981 50 of these houses were build in 's-Hertogenbosch.
- reddit.com r/RetroFuturism/comments/8ukzch/…Bolwoningen, 's Hertogenbosch, Netherlands (designed by Dries Kreijkamp, built 1978-1984).
- hiddenarchitecture.net bolwoningen-houses/Bolwoningen Houses. Author: Dries Kreijkamp. Location: Netherlands (Hertogenbosch). Year: 1980. Function: Collective Housing.
- curious-places.blogspot.com 2011/01/bolwoningen-…Bolwoningen (Hertogenbosch/ Netherlands). Above photo by Geert Goiris. Email This BlogThis!
- 9gag.com gag/a6qLzd9They are called Bolwoningen or "bulb houses". They were built in 1980 in 's-Hertogenbosch in the Netherlands.
- planergo.com en/sights/Bolwoningen/Bolwoningen are the homes of latest type that were paid from the grants for experimental buildings. The fifty houses were designed in the 19...
- archdaily.com 593390/ad-classics-bolwoning-dries-…In the quaint Dutch town of Den Bosch, amongst typical brick-clad homes and winding canals, sits the odd community of Bolwoningen: a cluster of...
- h2g2.com entry/A88030686Bossche Bolwoningen: The Spherical Houses of 's-Hertogenbosch, from h2g2, the Unconventional Guide to Life, the Universe and Everything.