TY - JOUR T1 - Influence of the Tungsten Content on Surface Properties of Electroless Ni-W-P Coatings JO - Materials Research A1 - Oliveira, Mara Cristina Lopes de A1 - Correa, Olandir Vercino A1 - Ett, Bardia A1 - Sayeg, Isaac Jamil A1 - Lima, Nelson Batista de A1 - Antunes, Renato Altobelli SN - 1516-1439 UL - 10.1590/1980-5373-MR-2017-0567 VL - 21 Y1 - 2018 PB - Brazil ER -