add citation to README

README.md

@@ -3,6 +3,9 @@ dataset_info:
   features:
     - name: text
       dtype: string
+tags:
+- corpus
+- Hong Kong
 language_bcp47:
   - zh-Hant-HK
   - yue-Hant-HK
@@ -32,10 +35,10 @@ configs:
     data_files: "wiki_hk.csv"
     sep: "\n\n"
 license: cc-by-4.0
-pretty_name: Hong Kong content-based (Cantonese & Traditional Chinese) text corpus
+pretty_name: HK Content Corpus – Cleaned Version
 ---
 
-# Hong Kong content-based (Cantonese & Traditional Chinese) text corpus
+# HK Content Corpus – Cleaned Version
 
 ## Dataset Description
 
@@ -43,9 +46,10 @@ pretty_name: Hong Kong content-based (Cantonese & Traditional Chinese) text corp
 - **Size:** 9.44GB
 - **Source:** public web sources (news sites, online forums, encyclopedia and restaurant reviews).
 
-This dataset contains eight cleaned source-specific corpora of Hong Kong Cantonese and Traditional Chinese text, crawled from public websites and platforms.  
+This dataset contains eight cleaned source-specific corpora of **Hong Kong Cantonese** and **Traditional Chinese** text, crawled from public websites and platforms.  
+It was initially created for the experiments reported in **https://doi.org/10.1145/3744341** which study the **effect of diglossia on Hong Kong language** modeling.  
 Each file stores plain UTF-8 text, where **each record occupies one line**, and **blank lines serve as separators**.  
-This dataset is also available at Zenodo: https://doi.org/10.5281/zenodo.16882351  
+This dataset is also available at Zenodo: **https://doi.org/10.5281/zenodo.16882351**  
 We only change file extension from .corpus to .csv and add header row here for HuggingFace's dataset viewer function  
 
 ### Files
@@ -68,3 +72,34 @@ We only change file extension from .corpus to .csv and add header row here for H
 - Downstream tasks such as classification or generation
 
 NOTE: HKNSL became effective since 2020-6-30, which can create bias on user content created afterwards. Those portion of data should be used with caution.
+
+## Citation
+If you use this dataset, please cite the following paper:
+
+```bibtex
+@article{Yung2025HKDiglossia,
+  author    = {Yung, Yiu Cheong and Lin, Ying-Jia and Kao, Hung-Yu},
+  title     = {Exploring the Effectiveness of Pre-training Language Models with Incorporation of Diglossia for Hong Kong Content},
+  journal   = {ACM Transactions on Asian and Low-Resource Language Information Processing (TALLIP)},
+  volume    = {24},
+  number    = {7},
+  pages     = {71:1--71:16},
+  year      = {2025},
+  publisher = {Association for Computing Machinery},
+  doi       = {10.1145/3744341}
+}
+```
+
+and optionally also cite the dataset DOI:
+
+```bibtex
+@dataset{yung_2025_16882352,
+  author       = {Yung, Yiu Cheong},
+  title        = {HK Content Corpus – Cleaned Version},
+  month        = aug,
+  year         = 2025,
+  publisher    = {Zenodo},
+  doi          = {10.5281/zenodo.16882352},
+  url          = {https://doi.org/10.5281/zenodo.16882352},
+}
+```