"Taxation Law and legislation." . . "Rechtsvergleich." . . . . "Internationales Steuerrecht." . . "Steuerpolitik." . . "Droit fiscal (droit international)." . . "Steuersystem." . . "Advanced introduction to international tax law"@en . "Advanced introduction to international tax law" . . . . "International tax law"@en . "International tax law" . . . . . . . . . . . . "Double taxation." . .