Add citation for Shivakumar et al. (2026) study

Added a new citation for a paper on gaze cues and working memory.

Author: elisafilevich

versioned_docs/version-3.9.1/Overview/Papers-Citing-JATOS.md

@@ -11,6 +11,8 @@ Please [cite us](http://journals.plos.org/plosone/article?id=10.1371/journal.pon
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 ### 2026
+Shivakumar V, Ostojić L and Legg E. (2026) Gaze cues and arrow cues modulate accuracy of recall of verbal items in a working memory task. *Open Res Europe*. [DOI](https://doi.org/10.12688/openreseurope.21720.2)
+
 Shivakumar, V., Ostojić, L., Legg, E. (2026) Gaze cues and arrow cues modulate accuracy of recall of verbal items in a working memory task. *Open Res Europe* [DO](https://doi.org/10.12688/openreseurope.21720.2)
 
 Castle, C. M., Velnić, M., & Jensberg, H. R. (2026). CLI, proficiency and L1-like choices: L3 Norwegian learners in later stages of acquisition. *Bilingualism: Language and Cognition*. [DOI](https://doi.org/10.1017/S136672892610100X)