Abul Kashem Xiao Zhou Takao Nishizeki An NC Parallel Algorithm for Generalized Vertex-Rankings of Partial k-Trees. 105-111 1997 conf/ispan/1997 ISPAN http://csdl.computer.org/comp/proceedings/ispan/1997/8259/00/82590105abs.htm db/conf/ispan/ispan1997.html#KashemZN97