The following has been added to the Zotero Group for Ancient World Open Bibliographies and the Ancient World Open Bibliographies Wiki.
A Bibliography of Latin Linguistics, especially of Latin Particles
Josine Schrickx, Thesaurus Linguae Latinae
Last updated April 7, 2011.
Includes books and articles in several languages; sub-headings include General Bibliography, Interjections, Modality, Pronouns, and specific particles.