Direct measurement of spin correlations using magnetostriction - Zapf, V S; Correa, V F; Sengupta, P; Batista, C D; Tsukamoto, M; Kawashima, N; Egan, P; Pantea, C; Migliori, A; Betts, J B; Jaime, M; Paduan-Filho, Armando (Physical Review B, 2008)