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by Christensen, Jens Peter; Erichsen, John; Tamm, Ditlev
by Christensen, Peter; Sampson, Steven
by Simeti, Peter; Christensen, Kevin
by Swanson, Peter; Mollo-Christensen, Sarah
by Christensen, Kevin; Simeti, Peter
by Gemeinhardt, Peter; Lorgeoux, Olga; Christensen, Maria Munkholt
by Peter H. Christensen
by Harvard Business Review; Peter F. Drucker; Clayton M. Christensen; et al.