TV interview on the effects of Philippine President Duterte's latest remarks on Barack Obama (ORF2 ZiB2, 6.9.2016). See the full interview in this link.
In a newspaper comment, Dr. Gerstl argued that the ruling of the Arbitral Tribunal in Den Hague regarding the Philippine's dispute with China (12 July 2016) offers the opportunity to resolve the territorial disputes in the South China Sea under the framework of the Association of the Southeast Asian Nations (ASEAN). You can read the full comment, published in "Der Standard" on 18 July 2016 here.