add section "Zotero and PDF integrations"

README.md

@@ -11,6 +11,7 @@ Awesome Logseq extensions and resources created by the community <3
 - [🤝 Third Party Integrations](#-third-party-integrations)
 - [📚 Guides and How-tos](#-guides-and-how-tos)
 - [💡 Workflows and Innovations](#-workflows-and-innovations)
+  - [🗎 Bibliography and PDF Integrations](#-bibliography-and-pdf-integrations)
 - [🔍 Other Resources](#-other-resources)
 - [🌱 Community Knowledge Gardens](#-community-knowledge-gardens)
   - [🇺🇲 En](#-en)
@@ -108,7 +109,6 @@ These are integrations that are officially supported by the third party:
 - [logseq-tools](https://github.com/PiotrSss/logseq-tools) By PiotrSss - calendars, themes and more
 - [logseq-encrypt-ui](https://github.com/kanru/logseq-encrypt-ui) By Kanru - encrypt and decrypt all the files
 - [logseq-snippets](https://github.com/71/logseq-snippets) By Greg - custom queries, code snippets, RSS feeds, and other extensions of the Logseq platform
-- [logseq-zotero](https://github.com/aljedaxi/logseq-zotero/) By Aljedaxi - rudimentary means of exporting a zotero library to logseq
 - [gcal2logseq](https://github.com/WilliamDurin/gcal2logseq) By Will - Python Script + Alfred Workflow to add Google Calendar events into your graph
 - [keep2log](https://github.com/lugenx/keep2log) By lugenx - CLI tool that converts Google Keep Takeout files to Logseq journal entries, allowing you to migrate your notes from Google Keep to the Logseq note-taking app.
 - [todoist2logseq](https://github.com/WilliamDurin/todoist2logseq) By Will - Bash Script + Alfred Workflow to import tasks from Todoist into your graph
@@ -130,6 +130,15 @@ These are integrations that are officially supported by the third party:
 - [save-to-logseq](https://chromewebstore.google.com/detail/send-to-logseq/mgdccnefjlmhnfbmlnhddoogimbpmilj) By yutaodou - Web clipper extension for Logseq. Send page, selection text, page link, images, twitter, YouTube video to Logseq via Logseq HTTPs API server.
 - [logseq-mass-pages-recovery](https://github.com/jmbenedetto/logseq_mass_pages_recovery.git) by JMB - Jupyther notebook writen in python to undo mass pages changes as the ones done through VS Code. It leverages LogSeq backup in logseq/bak dir within LogSeq local graph.
 
+### Bibliography and PDF Integrations
+Bibliography managers (eg Zotero) are widely used in scientific research, and scientist often need to read PDFs and take in-depth notes.
+- [/zotero](https://docs.logseq.com/#/page/zotero) command - native Zotero integration
+- [logseq-pdf-extract](https://github.com/e-zz/logseq-pdf-extract) by e-zz - Works with local zotero (no internet needed, thus faster), [OCRs and extracts math formulas]([url](https://github.com/e-zz/logseq-pdf-extract?tab=readme-ov-file#2-annotation-extraction-)) ([see comparison](https://github.com/e-zz/logseq-pdf-extract/discussions/6))
+- [logseq-citation-manager](https://github.com/sawhney17/logseq-citation-manager) by sawhney17 - Works on .bib files, so it supports Zotero, Paperpile and any other bib manager that supports this standard format
+- [logseq-zotero](https://github.com/aljedaxi/logseq-zotero/) By Aljedaxi - rudimentary means of exporting a zotero library to logseq
+- [logseq-pdf-export](https://github.com/sawhney17/logseq-pdf-export) by sawhney17 - customizable PDF export
+- [logseq-pdf-nav](https://github.com/OverflowCat/logseq-pdf-nav) by OverflowCat - better navigation between internal PDF locations
+
 ## 🔍 Other Resources
 
 - [Logseq Advanced Query Builder](https://adxsoft.github.io/logseqadvancedquerybuilder/) by adxsoft - An Experimental online tool to help Logseq Users build advanced queries from simple commands