by Maros, Istvan.
by Kocay, William | Kreher, Donald L.
by Berg, Mark de | Kreveld, Marc van | Overmars, Mark | Schwarzkopf, Otfried.
by Hillier, Frederick S | Lieberman, Gorald J.
by Fortnow, Lance.
by Balas, Egon.
by Chong, Edwin K.P | Zak, Stanislaw H | Lu, Sheng Wu.
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