UPDATE 1-Bondholders in Brazil's Oi appeal Dutch court ruling
February 10, 2017 at 13:45 PM EST
SAO PAULO, Feb 10 (Reuters) - A group of bondholders in Oi SA appealed on Friday a ruling by a Dutch court that refused to declare insolvent two subsidiaries in the Netherlands, the latest setback in a protracted legal battle to solve Brazil's largest bankruptcy case on record.