Nottingham Forest: Mustapha Carayol, Nicolao Dumitru and Lica join
Nottingham Forest have signed Porto's Luis Carlos Pereira Carneiro, and Middlesbrough winger Mustapha Carayol on two-year deals.
Nicolao Dumitru has also joined on a season-long loan from Napoli.
Gambia international Carayol, 27, and 27-year-old Carneiro - known as Lica - both join the Championship side on free transfers.
Striker Dumitru, 24, netted seven times in 34 appearances while on loan with Serie B side Latina in Italy last term.
Meanwhile, goalkeeper Dimitar Evtimov has joined Portuguese side SC Olhanense on a season-long loan and striker Lars Veldwijk has joined Belgian side KV Kortrijk on a permanent deal.
Find all the latest football transfers on our dedicated page.