add framework docs, AI acknowledgment, fix theme order, switch to IEEEtran

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

references.bib

@@ -170,6 +170,37 @@ location = {San Francisco, CA, USA},
 series = {UIST '23}
 }
 
+% -----------------------------------------------
+% Additional references — official framework documentation
+% -----------------------------------------------
+
+% LangGraph official documentation — graph-based stateful agent workflows
+@misc{langgraphdocs,
+  title={LangGraph Documentation},
+  author={{LangChain AI}},
+  year={2025},
+  url={https://langchain-ai.github.io/langgraph/},
+  note={Accessed May 2025}
+}
+
+% CrewAI official documentation — role-based multi-agent orchestration framework
+@misc{crewaidocs,
+  title={CrewAI Documentation},
+  author={{CrewAI Inc.}},
+  year={2025},
+  url={https://docs.crewai.com/},
+  note={Accessed May 2025}
+}
+
+% AutoGen official documentation — Microsoft's conversational multi-agent framework
+@misc{autogendocs,
+  title={AutoGen Documentation},
+  author={{Microsoft Research}},
+  year={2025},
+  url={https://microsoft.github.io/autogen/},
+  note={Accessed May 2025}
+}
+
 % AI agentic programming: planning, memory, tool integration, execution monitoring
 @misc{wang2025aiagenticprogrammingsurvey,
 	title={AI Agentic Programming: A Survey of Techniques, Challenges, and Opportunities},