Drobnig, Ulrich MPI for Comparative and International Private Law, Max Planck Society;
https://max-eup2012.mpipriv.de/index.php/Letter_of_Credit (beliebiger Volltext)
Drobnig, U. (2012). Letter of Credit. In J. Basedow, K. J. Hopt, & R. Zimmermann (Eds.), The Max Planck Encyclopedia of European private law (pp. 1084-1086). Oxford: Oxford University Press.