11 
References 
Bailey, R.J., H.E. Phillips and G. Meyers (1989) 
Relevance to TOGA of systematic XBT errors. Document IOC/INF-804, Third 
Joint IOC-WMO Meeting for Implementation of IGOSS XBT Ship-of-Oppor- 
tunity Pogrammes, Hamburg, Germany, 16-20 October 1989. 
Hanawa, K., P. Rual, R. Bailey, A. Sy and M. Szabados (1994) 
New depth-time equation for Sippican/TSK T-7, T-6 and T-4 expendable 
bathythermographs (XBT). Deep-Sea Res. (in press) 
Paul, U. (1994) 
Objektive Analyse ozeanographischer Daten mit orthogonalen Polynomflächen. 
Deutsche Hydrographische Zeitschrift (in press) 
Quadfasel, D., A. Sy, D. Wells and A. Tunik (1991) 
Warming in the Arctic. Nature, 350. p 385. 
Quadfasel, D., A. Sy and B. Rudels (1993) 
A ship of opportunity section to the North Pole: upper ocean temperature 
observation. Deep-Sea Res., 40, 777-789. 
Sy, A. (1985) 
An alternative editing technique for oceanographic data. Deep-Sea Res., 32, 1591- 
1599. 
Sy, A. (1990) 
Erfolgreiche Kooperation Handelsschiffahrt - Ozeanographie. Hansa, 127. Nr. 
9/10, pp. 503-508. 
Sy, A. (1991) 
XBT Measurements. In: WOCE Hydrographie Operations and Methods (Ed.: T. 
Joyce), WOCE Report No. 68/91, Woods Hole, 19 pp. 
Sy, A. and J. Ulrich (1989) 
North Atlantic Ship of Opportunity XBT Programme 1988 - Data Report. 
Wissenschaftlich-Technische Berichte aus dem Deutschen Hydrographischen 
Institut, 1989-2, 79 pp. 
Sy, A. and J. Ulrich (1990) 
North Atlantic Ship of Opportunity XBT Programme 1989 - Data Report. 
Wissenschaftlich-Technische Berichte aus dem Deutschen Hydrographischen 
Institut, 1990-2, 89 pp.