@misc{kucharskif_boundary_control_1990, 
author={Kucharski F.,Hasse, L.,Callies, U.,Eppel, D. P.},
title={Boundary control data assimilation for Ekman-type equations},
year={1990},
howpublished = {conference paper,conference lecture: Clermont-Ferrrand (F); July 9-13, 1990},
note = {Online available at: \url{} (DOI). Kucharski F.; Hasse, L.; Callies, U.; Eppel, D.: Boundary control data assimilation for Ekman-type equations. In: International Symposium on Assimilation of Observations in Meteorology and Oceanography. Clermont-Ferrrand (F). 1990. 365-370.}}