@PhdThesis{gillies53a,
  author = 	 {Donald Gillies},
  title = 	 {Some Theorems on n-Person Games},
  school = 	 {Princeton University},
  year = 	 1953,
  comment = 	 {Introduces the core.},
  googleid = 	 {T0RMBPDStpoJ:scholar.google.com/},
  cluster = 	 {11148329855908332623}
}