Wewak (Vivacom, Bulgarian telecommunication company)
Telecommunications Companies in Bulgaria: Challenges and Opportunities in a Social Isolation Environment due to COVID-19
Transforming telcos: Opportunities and models for telecom operators | Roland Berger
Bulgarian Mobile Operator Globul Nears 4 Million Customers - Novinite.com - Sofia News Agency
Partnering for 5G opportunities | Deloitte Insights
GSMA | 5G in Central and Eastern Europe: Poland Still Waits for True 5G While Bulgaria Sprints Ahead - Membership
Transforming telcos: Opportunities and models for telecom operators | Roland Berger
How to get Mobile Internet in Bulgaria: Which option to choose? - Roami
Buying a Bulgaria Sim Card in 2022 - Traveltomtom.net
A man passes by advertisement for Bulgarian mobile phone operator Mobiltel in central Sofia, July 14, 2005. Telecom Austria has bought Bulgaria's dominant mobile phone operator Mobiltel for up to 1.6 billion
Yettel Bulgaria adds third year of free warranty on all smartphones - Telecompaper
Bulgarian Mobile Operator Max Expands 4G to Prepaid, Adds Data Share and Bolt-On Plans