Viola and Perov later married , beginning an important lifelong collaboration in working and traveling together .
Viola was invited to show work at La Trobe University ( Melbourne , Australia ) in 1977 , by cultural arts director Kira Perov .
Viola and arts director later married , beginning an important lifelong collaboration in working and traveling together .
Viola was invited to show work at La Trobe University ( Melbourne , Australia ) in 1977 , by cultural arts director Kira Perov .