Otto, K.H.; Buschendorf-Otto, G. 1995. Felsbilder aus dem sudanesischen Nubien, vol. 2, part 1: Text. Berlin, Akademie Verlag. pp. 1-375. { copied = true; setTimeout(() => copied = false, 10000); }).catch(err => { console.error('Failed to copy:', err); }); " type="button" :class="copied ? 'bg-secondary border-secondary' : 'border-primary hover:bg-primary'" class="group lg:min-w-64 flex items-center justify-between gap-5 border border-solid px-5 py-2 cursor-pointer transition-colors"> PDF download available