@misc{vaidya_a_contribution_1988, 
author={Vaidya, W. V.},
title={A contribution to the threshold determination},
year={1988},
howpublished = {conference lecture: Algrave (P);},
note = {Vaidya, W.: A contribution to the threshold determination. Advances in Fatigue Science and Technology. Algrave (P), 1988.}}