Update sources.yaml

Author: juliaktzr

_data/sources.yaml

@@ -1,17 +1,3 @@
-#  - title: AI Enhanced Intelligent Texts and Learning Gains
-#  authors:
-#  - Scott Crossley
-#  - Joon Suh Choi
-#  - Wesley Morris
-#  - Langdon Holmes
-#  - David Joyner
-#  publisher: Proceedings of the Sixth International Workshop on Intelligent Textbooks 2025 co-located with the 26th International Conference on Artificial Intelligence in Education (AIED 2025)
-#  date: '2025-26-07'
-#  image: https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRAMsW0XdXPPaCU_Rd10usdvihOm5ek60DqGw&s
-#  buttons:
-#  - type: proceeding
-#    link: https://ceur-ws.org/Vol-4010/itb25_s1s2.pdf
-
 - id: doi:10.1145/3698205.3729548
   image: https://dl.acm.org/cms/asset/6ca5c06a-a895-41fd-9335-a4984a578491/3698205.cover.jpg
   buttons: