Update README_EN.md

README_EN.md

@@ -28,9 +28,11 @@ and second, we recommend reviewing mostly those ASYST grades that are most prone
 The program is written in Python; the source code is publicly available. To make ASYST easier to use, the Python scripts have been 
 converted into an executable that is usable in Windows 11.
 
+The technical background and development history of ASYST are described in <a href="https://rdcu.be/dxPLg"> Pado, Eryilmaz and Kirschner, IJAIED 2023</a> along with a worked example for German data. For English data, a similar example is available in <a href="https://nlpado.de/~ulrike/papers/Pado22.pdf">Pado, AIED 2022</a>
+
 <h2 id=2>Which languages are supported by ASYST?</h2>
 
-ASYST has been tested for German and <a href="https://nlpado.de/~ulrike/papers/Pado22.pdf">English</a>. 
+ASYST has been tested for <a href="https://rdcu.be/dxPLg">German</a> and <a href="https://nlpado.de/~ulrike/papers/Pado22.pdf">English</a>. 
 
 The language model that covers German can in principle handle other languages, as well. So, in principle, you could select "German" as language setting and upload data in one of the other languages covered by the model. If you try this, please check the results carefully, as this is untested! (<a href="https://www.sbert.net/docs/pretrained_models.html#multi-lingual-models">According to the model developers,</a> the covered languages are: ar, bg, ca, cs, da, de, el, en, es, et, fa, fi, fr, fr-ca, gl, gu, he, hi, hr, hu, hy, id, it, ja, ka, ko, ku, lt, lv, mk, mn, mr, ms, my, nb, nl, pl, pt, pt-br, ro, ru, sk, sl, sq, sr, sv, th, tr, uk, ur, vi, zh-cn, zh-tw.)
 
@@ -199,4 +201,4 @@ manually run the following commands in the PyCharm terminal:
 After the file _main.py_ has been selected via the project directory on the left, the greyed out _Start button_ at the top right of the window will appear green. A single click is enough to execute the ASYST code.
 
 </li>
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+</ol>