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Xu, F., Ma, J., & Lu, H. (2022). group sparse enhanced indexation model with adaptive beta value. Quantitative finance, 22(10), 1905–1926. http://access.bl.uk/ark:/81055/vdc_100164966391.0x00002b
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Xu, F., Ma, J., & Lu, H. (2022). group sparse enhanced indexation model with adaptive beta value. Quantitative finance, 22(10), 1905–1926. http://access.bl.uk/ark:/81055/vdc_100164966391.0x00002b