Despite having primary appointments in economic departments , Klaassen and Magnus have produced some of the most scholarly mathematical papers on tennis .
One of the most recent of these scarce creatures is Franc Klaassen and Jan Magnus 's Analyzing Wimbledon .
Despite having primary appointments in economic departments , Franc Klaassen and Jan Magnus have produced some of the most scholarly mathematical papers on tennis .
One of the most recent of these scarce creatures is Franc Klaassen and Jan Magnus 's Analyzing Wimbledon .