@misc{petrovski_evaluation_of_1991, 
author={Petrovski, B.,Heerens, J.,Evans, G. M.},
title={Evaluation of the influence of post weld heat treatment on weld metal fracture toughness},
year={1991},
howpublished = {conference lecture: Paris (F); October 10-11, 1991},
note = {Online available at: \url{} (DOI). Petrovski, B.; Heerens, J.; Evans, G.: Evaluation of the influence of post weld heat treatment on weld metal fracture toughness. International Conference WELDING-91. Paris (F), 1991.}}