. ▁ ▁FC ▁U tre cht ▁On ▁ 9 ▁July ▁ 2 0 1 1 , ▁both ▁G A IS ▁and ▁FC ▁U tre cht ▁confirmed ▁that ▁M å rt ens son ▁had ▁signed ▁a ▁four - year ▁contract ▁with ▁the ▁Dutch ▁side . ▁It ▁was ▁an ▁und is closed ▁fee , ▁but ▁M å rt ens son ▁was ▁val ued ▁at ▁about ▁ 1 . 5 ▁million ▁Eu ros ▁at ▁that ▁time . ▁ ▁International ▁career ▁M å rt ens son ▁was ▁included ▁in ▁the ▁Sweden ▁squad ▁for ▁their ▁friendly ▁against ▁I v ory ▁Coast ▁on ▁ 1 5 ▁January ▁ 2 0 1 5 , ▁scoring ▁on ▁his ▁debut . ▁ ▁International ▁goal ▁Sc ore ▁and ▁result ▁list ▁Sweden ' s ▁goal ▁t ally ▁first . ▁ ▁References ▁ ▁External ▁links ▁ ▁Vo et bal ▁International ▁profile ▁▁▁▁ ▁Category : 1 9 8 9 ▁birth s ▁Category : L iving ▁people ▁Category : S wed ish ▁football ers ▁Category : S wed ish ▁exp atri ate ▁football ers ▁Category : All sv ensk an ▁players ▁Category : GA IS ▁players ▁Category : FC ▁U tre cht ▁players ▁Category : H els ing borg s ▁IF ▁players ▁Category : Ö re bro ▁SK ▁players ▁Category : E red iv isie ▁players ▁Category : Ex pat ri ate ▁football ers ▁in ▁the ▁Netherlands ▁Category : Sw eden ▁youth ▁international ▁football ers ▁Category : Sw eden ▁under - 2 1 ▁international ▁football ers ▁Category : Sw eden ▁international ▁football ers ▁Category : Associ ation