Original sentence: One of the principles that the firm claims for itself - operating as a single profit center - was recently cited in an article by Ronald Heifetz, Alexander Grashow, Marty Linsky in the Harvard Business Review (July 2009)
Edited sentence: One of the principles that the firm claims for itself - operating as a single profit center - was described in an article by Ronald Heifetz, Alexander Grashow, Marty Linsky in the Harvard Business Review (July 2009)