Dr. Radovan Vitosevic, *founder of Billingz*, building financial control for freelancers and micro-businesses. Eighteen years in international leadership.
Radovan Vitosevic
الدكتور رادوفان فيتوسيفيتش
radovan-vitosevic
Dr. Radovan Vitosevic, founder of Billingz, building financial control for freelancers and micro-businesses. Eighteen years in international leadership.