Recent Roland Garros semi-finalist Nadia Podoroska bid goodbye to 2018 Linz champion Camila Giorgi with a 6-7(4), 6-1, 6-4 comeback effort on Thursday at the Upper Austria Ladies.
The Argentine winner who made history last month by reaching the Paris semis from a qualifying start, has now won ehr eighth consecutive WTA-level match.
The No. 48 took more than two and a half hours to reach the quarter-finals, where she will face Russian Ekaterina Alexandrova for the first time.
The 75th-ranked Italian Giorgi lost her serve six times in defeat .
Sofia closes out the abbreviated 2020 WTA campaign, which lost all of its traditional autumn Asian tournament due to the COVID-19 crisis, including the year-end final in Shenzhen.