This level of success was surpassed in the 1980s , when , under the management of Alex Ferguson , they won three league titles , four Scottish Cups and a Scottish League Cup , alongside the European Cup Winners ' Cup and the European Super Cup , both in 1983 .
This level of success was surpassed in the 1980s , when , under the management of Alex Ferguson , they won three league titles , four Scottish Cups and a Scottish League Cup , alongside the European honours .