I don't even know if this is the right board, but i think so, however could someone be so gentle to give me a link or two with informations about this structure, I need them for a research.
Searching on Google led me almost to nothing, that's why I'm asking here.
>>33331
Searching the image gave me a lot, but these 4 appear sufficient for the basics:
https://en.wikipedia.org/wiki/Turning_Torso (see the references too)
http://www.designbuild-network.com/projects/turning-torso/
https://www.pinterest.com/pin/443956475739471563/
And if you're willing to shell out some cash
http://www.nature.com/nnano/journal/v3/n8/full/nnano.2008.220.html