@article {PhysRevB.42.7230,
	title = {Evidence for trimer reconstruction of Si(111) √3{\texttimes}√3 -Sb: Scanning tunneling microscopy and first-principles theory},
	journal = {Phys. Rev. B},
	volume = {42},
	year = {1990},
	month = {Oct},
	pages = {7230{\textendash}7233},
	publisher = {American Physical Society},
	doi = {10.1103/PhysRevB.42.7230},
	author = {M\aartensson, P. and Meyer, G. and Amer, N. M. and E. Kaxiras and K.C. Pandey}
}
