IMPROVING THE RISK ASSESSMENT THEORETICAL APPROACHES AS AN INSTRUMENT FOR FINANCIAL SECURITY MANAGEMENT OF JOINT STOCK COMPANIES. Ekon. čas. Volins. nac. unìv. ìm. Lesì Ukraïnki 2018, 2 (14), 137-144. https://doi.org/10.29038/2411-4014-2018-02-137-144.