[1]Ouyang, Z., Mayne, P.W. 2017. Effective friction angle of soft to firm clays from flat dilatometer tests. Geotechnical Engineering. Vol. 170 (2) Proc. Institution of Civil Engineers, London: 137-147 https://doi.org/10.1680/jgeen.16.00073 (JCR Q4)
[2]Ouyang, Z., Mayne, P.W. 2018. Effective friction angle of clays and silts from cone piezocone penetration tests. Canadian Geotechnical Journal. 55(9): 1230–1247, doi:10.1139/cgj-2017-0451 (Editor’s Choice papers for 2018, JCR Q2)
[3]Ouyang, Z., Mayne, P. W. 2018. Effective stress strength parameters of clays from DMT. ASTM Geotechnical Testing Journal. Vol. 41, No. 5: 851-867: https://doi.org/10.1520/GTJ20170379. ISSN 0149-6115 (JCR Q4)
[4]Agaiby, S., Ouyang, Z., Mayne, P.W. 2018. Helical probe tests in residual soils of the Appalachian Piedmont. Geomechanics and Geoengineering. an international journal, Taylor & Francis Group, London: DOI: 10.1080/17486025.2018.1434244
[5]Ouyang, Z., Mayne, P.W. 2019. Modified NTH method for assessing the effective friction angle of normally-consolidated and overconsolidated clays from piezocone tests. ASCE Journal of Geotechnical and Geoenvironmental Engineering, 145(10)https://doi.org/10.1061/(ASCE)GT.1943-5606.0002112 (JCR Q2)
[6]Ouyang, Z., Mayne, P.W. 2020. Effective stress friction angle of normally consolidated and overconsolidated intact clays from piezocone tests. Geotechnical Engineering Journal of the SEAGS & AGSSEA Vol. 51 No. 2
[7]Ouyang, Z., & Mayne, P. W. 2020. Closure to “Modified NTH Method for Assessing Effective Friction Angle of Normally Consolidated and Overconsolidated Clays from Piezocone Tests” by Zhongkun Ouyang and Paul W. Mayne. Journal of Geotechnical and Geoenvironmental Engineering, 146(9), https://doi.org/10.1061/(ASCE)GT.1943-5606.0002340. (JCR Q2)
[8]Ouyang, Z., Mayne, P.W. 2021. Variable Rate Piezocone Data Evaluated Using NTH Limit Plasticity Solution. ASTM Geotechnical Testing Journal. Vol. 44 https://doi.org/10.1520/GTJ20190183. (JCR Q4)
[9]Ouyang, Z., Mayne, P.W. & Sharp, J. 2016. Review of clay chamber tests using miniature cone and piezocone penetrometers, Proc. GeoVancouver 2016, (69th Canadian Geotechnical Conference), Canadian Geotechnical Society: www.cgs.ca
[10]Ouyang, Z., Mayne, P.W. 2016. New DMT method for evaluating soil unit weight in soft to firm clays, Proc. Fifth International Conference on Geotechnical and Geophysical Site Characterization (ISC-5, Jupiters Resort, Gold Coast), Australian Geomechanics Society: www.isc5.com.au
[11]Ouyang, Z., Mayne, P.W. 2017. Spherical cavity expansion nexus between CPTu and DMT in soft-firm clays. Proceedings of the 19th International Conference on Soil Mechanics and Geotechnical Engineering, Vol. 1, Korean Geotechnical Society, Seoul: 631-634. www.issmge.org
[12]Ouyang, Z., Mayne, P. W. 2018. Calibration of NTH method for friction angle using centrifuge CPTu in clays. Proceedings, 4th International Symposium on Cone Penetration Testing, (CPT'18, Delft), CRC Press/Balkema: 491-498.
[13]Ouyang, Z., Mayne, P. W. 2019. Evaluating rigidity index, OCR, and su from dilatometer data in soft to firm clays. Proceedings, 16th Panamerican Conference on Soil Mechanics and Geotechnical Engineering, Cancun. Mexican Geotechnical Society):www.issmge.org
[14]Ouyang, Z., Mayne, P.W. 2020. Modified NTH solution for overconsolidated fissured clays, Proc. Sixth International Conference on Geotechnical and Geophysical Site Characterization ISC-6
[15]Mayne, P.W., Agaiby, S., Ouyang, Z. 2021. Analytical effective stress piezocone methods for assessing geoparameters of offshore clay, Proc. 4th International Symposium on Frontiers in Offshore Geotechnics
