@article {SethnaKCK92,
	title = {Tweed in martensites - a potential new spin-glass},
	journal = {Physica Scripta},
	volume = {T42},
	year = {1992},
	pages = {214-219},
	author = {Sethna, J. P. and Kartha, S. and Castan, T. and Krumhansl, J. A.}
}
