Blackwall Tunnel

1. Kell, J. / Ridley, G. (1966): Blackwall Tunnel Duplication. In: Proceedings of the Institution of Civil Engineers, v. 35, n. 2 (October 1966), pp. 253-274.

   https://doi.org/10.1680/iicep.1966.8761

2. Phillips, Geoffrey (1981): Thames Crossings. Bridges, Tunnels and Ferries. David & Charles, Newton Abbot (United Kingdom), pp. 250-252.