Li, O. S. “TESTING FOR LINEAR AND NONLINEAR GRANGER CAUSALITY IN THE STOCK RETURN AND STOCK TRADING VOLUME RELATION: MALAYSIA AND SINGAPORE CASES”. Labuan Bulletin of International Business and Finance (LBIBF), vol. 9, Apr. 2014, pp. 44-57, doi:10.51200/lbibf.v9i.1345.