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Continue to ChatBulgaria signs deal to buy 10 Russian engines for aging fleet https://aviationnews.eu/news/2016/11/bulgaria-signs-deal-buy-10-russian-engines-aging-fleet/
Bulgaria signs deal to buy 10 Russian engines for aging fleet https://aviationnews.eu/news/2016/11/bulgaria-signs-deal-buy-10-russian-engines-aging-fleet/