Update README.md

README.md

@@ -233,7 +233,7 @@ DocTags are integrated with Docling, which allows export to HTML, Markdown, and
 | Chart | Convert chart to table (e.g., <chart>). |
 | Formula | Convert formula to LaTeX (e.g., <formula>). |
 | Code | Convert code to text (e.g., <code>). |
-| Table | Convert table to OTSL (e.g., <otsl>). |
+| Table | Convert table to OTSL (e.g., <otsl>). OTSL: [Lysak et al., 2023](https://arxiv.org/pdf/2305.03393) |
 | No-Code Actions/Pipelines | OCR the text in a specific location: <loc_155><loc_233><loc_206><loc_237> |
 |  | Identify element at: <loc_247><loc_482><10c_252><loc_486> |
 |  | Find all 'text' elements on the page, retrieve all section headers. |
@@ -253,4 +253,3 @@ DocTags are integrated with Docling, which allows export to HTML, Markdown, and
 **Repository:** [More Information Needed]
 **Paper [optional]:** [More Information Needed]
 **Demo [optional]:** [More Information Needed]
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