Links:
[1] http://coac.arquitectes.cat/en/node/27582
[2] https://www.arquitectes.cat/ca/system/files/MG/20220522_oct_guia-ce-acer-i.pdf
[3] https://www.arquitectes.cat/ca/guies-oct-daplicacio-del-codi-estructural
[4] http://coac.arquitectes.cat/en/javascript%3Ahistory.back%281%29