title: Ultrasonic evidence of strong vibrational anharmonicity in high-Tc superconductors and its effect on determination of their elastic properties.
authors.initials: C
authors.lastname: Fanggao
authors.initials: M
authors.lastname: Cankurtaran
authors.initials: GA
authors.lastname: Saunders
authors.initials: A
authors.lastname: Al-Kheffaji
authors.initials: DP
authors.lastname: Almond
authors.initials: PJ
authors.lastname: Ford
authors.initials: DA
authors.lastname: Ladds