Links:
[1] http://213.151.109.9/ca/suport/nova-guia-de-suport-aplicacio-codi-estructural-estructures-acer
[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://213.151.109.9/ca/javascript%3Ahistory.back%281%29