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The effect of operational perfomance and focus on profitability : a longitudinal study of the US airline industry
Tsikriktis, Nikos, (2007)
The effects of cross-functional integration on profitability, process efficiency, and asset productivity
Swink, Morgan, (2015)
A unifying process capability metric
Flaig, John Jay, (2009)
High value, low cost : how to create profitable customer delight
Plowman, Brian, (1994)
Activity based management : improving processes and profitability
Plowman, Brian, (2001)