Robuta

https://www.enciklopedija.hr/clanak/brattain-walter-houser Brattain, Walter Houser - Hrvatska enciklopedija Hrvatska enciklopedija walter houser hrvatska enciklopedija brattain https://www.wissen-digital.de/Walter_Houser_Brattain Walter Houser Brattain | WISSEN-digital.de Walter Houser Brattain walter houser brattain wissen digital