Do PCGs Need Information Officers?Trefor RoscoeJohn Wiley and Sons1999DOI 10.1046/j.1365-2532.1999.00210-1.x|10.1046/j.1365-2532.1999.00210-2.x
Some Classes of Graphs That Are Not PCGsBaiocchi, PierluigiElsevier Science2019DOI 10.1016/j.tcs.2019.05.017
