Authors: WALCHLI U STOCKLI AL RAPP F BOSCH MA SCHMID A

Citation: U. Walchli et al., FUNDAMENTAL LEAK CALIBRATION SYSTEM FOR GAS LEAKS WITH A DEFINED PRESSURE DIFFERENCE OVER THE LEAK ELEMENT, Journal of vacuum science & technology. A. Vacuum, surfaces, and films, 14(3), 1996, pp. 1247-1251

Authors: BALSIGER F KOPP E FRIEDRICH M TORKAR KM WALCHLI U WITT G

Citation: F. Balsiger et al., POSITIVE-ION DEPLETION IN A NOCTILUCENT CLOUD, Geophysical research letters, 23(1), 1996, pp. 93-96

Authors: WALCHLI U STEGMAN J WITT G CHO JYN MILLER CA KELLEY MC SWARTZ WE

Citation: U. Walchli et al., 1ST HEIGHT COMPARISON OF NOCTILUCENT CLOUDS AND SIMULTANEOUS PMSE, Geophysical research letters, 20(24), 1993, pp. 2845-2848

Authors: ZADOROZHNY AM TYUTIN AA WITT G WILHELM N WALCHLI U CHO JYN SWARTZ WE

Citation: Am. Zadorozhny et al., ELECTRIC-FIELD MEASUREMENTS IN THE VICINITY OF NOCTILUCENT CLOUDS ANDPMSE, Geophysical research letters, 20(20), 1993, pp. 2299-2302

Authors: BALSIGER F KOPP E FRIEDRICH M TORKAR KM WALCHLI U

Citation: F. Balsiger et al., SMALL-SCALE STRUCTURE OF O2+ AND PROTON HYDRATES IN A NOCTILUCENT CLOUD AND POLAR MESOSPHERIC SUMMER ECHO OF AUGUST 9 10 1991 ABOVE KIRUNA/, Geophysical research letters, 20(20), 1993, pp. 2315-2318