Tien, H.N. -., Nguyen-Hong, P., Nguyen-Le, M., Kuo-Liang, W. and Tran-An, N. 2017. Investigation of microtremor motion variation by Nakamura’S H/V spectral ratio method. Vietnam Journal of Marine Science and Technology. 17, 4B (Dec. 2017), 68–74. DOI:https://doi.org/10.15625/1859-3097/17/4B/12994.