Tangchaichit, K., and S. Khuntiptong. “Study of changing the pitch and roll of a head gimbal assembly (HGA) from the clamping force during measurement at HGA level by finite element method (Thai)”. Asia-Pacific Journal of Science and Technology, vol. 14, no. 9, Apr. 2017, pp. 871-8, https://so01.tci-thaijo.org/index.php/APST/article/view/83546.