An analysis of the reasons of the failure of the locking devices of M/V ESTONIAIngerma, August; Strižak, ViktorFinal report on the MV ESTONIA disaster of 28 September 1994. Supplements. Part 21997 / Supplement No. 510, 9 p The strength studies for the locking devices of the bow visor of M/V ESTONIAIngerma, August; Strižak, ViktorFinal report on the MV ESTONIA disaster of 28 September 1994. Supplements. Part 21997 / Supplement No. 507, 36 p