Analysis of information sources in references of the Wikipedia article "Greco-Turkish War (1897)" in English language version.
The three pitched battles (Velestin, Catalca, and Domeke) in front of the last Greek defensive line turned out to be decisive. The Greek defenders were beaten in detail and lost any chance to safeguard the road to Athens.
In the Greco-Turkish War, 1897, the Powers intervened, and asked the Sultan to suspend his offensive operations. After some delay [...] [h]ostilities went on, and the Turks soon became masters of Thessaly. The Czar or Russia having made an appeal to the Sultan (as has already been mentioned), an armistice convention was concluded on May 19 for Epirus, and on May 20 for Thessaly.