@article {Diamandis:1990ax,
	title = {{Conformal invariance beyond the leading order in the supersymmetric nonlinear sigma model with dilaton}},
	journal = {Phys. Rev. D},
	volume = {42},
	year = {1990},
	pages = {4094{\textendash}4104},
	doi = {10.1103/PhysRevD.42.4094},
	author = {Diamandis, G. A. and Georgalas, B. C. and Lahanas, A.B.}
}
