TY - JOUR DO - 10.5169/seals-15111 DB - https://www.e-periodica.ch T1 - All-welded loading crane of piper-girder types AU - Okulov, D.P. JF - IABSE structures = Constructions AIPC = IVBH Bauwerke PB - IABSE Y1 - 1978 VL - 2 IS - C-4 SP - 26 SN - 0377-7286 ER -