Boer, F. (2010). Watersquares: The Elegant Way of Buffering Rainwater in Cities ; New methods of dealing with increasing stormwater are currently being explored in Rotterdam where surplus surface water is stored in watersquares that are designed to flood temporarily. Topos.

Boer, Florian. "Watersquares: The Elegant Way of Buffering Rainwater in Cities ; New Methods of Dealing with Increasing Stormwater Are Currently Being Explored in Rotterdam Where Surplus Surface Water Is Stored in Watersquares That Are Designed to Flood Temporarily." Topos 2010.

Boer, Florian. "Watersquares: The Elegant Way of Buffering Rainwater in Cities ; New Methods of Dealing with Increasing Stormwater Are Currently Being Explored in Rotterdam Where Surplus Surface Water Is Stored in Watersquares That Are Designed to Flood Temporarily." Topos, 2010.