Akgun, F.; Kaya, T.; Forsten, A.; Atalay, Z. 2000. Biostratigraphic data (Mammalia and Palynology) from the Upper Miocene Incesu Formation at Düzyayla (Hafik-Sivas, Central Anatolia). Turkish Journal of Earth Sciences 9: 57-67, 4 figs, 2 tabs. { 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