Bain joins battle for control of world’s biggest zinc smelter Financial TimesKorea Zinc Teams Up With Bain Capital to Thwart Takeover Bid The Wall Street JournalHow a Bitter Feud Risks Ripping Apart an $11 Billion Metals Empire BloombergKorea Zinc at center of heated investor fight for control Nikkei AsiaA Bitter Feud Risks Ripping Apart an $11 Billion Metals Empire Yahoo Finance