• Marcus Dohnicht, "Zusammenstellung der diakritischen Zeichen zur Wiedergabe der lateinischen Inschrifttexte der Antike für den Unicode" (Entwurf Juli 2000). • Sterling Dow, "Conventions in editing: a suggested reformulation of the Leiden System", Greek, Roman and Byzantine Studies Scholarly Aids 2, Durham, 1969. • Tom Elliott et al. (2000–2008), "All Transcription Guidelines" in
EpiDoc Guidelines. • Traianos Gagos (1996), "Conventions", in
A Select Bibliography of Papyrology. • J. J. E. Hondius, "Praefatio",
Suplementum Epigraphicum Graecum 7 (1934), p. i. • A. S. Hunt, "A note on the transliteration of papyri", ''Chronique d'Égypte'' 7 (1932), pp. 272–274. • Hans Krummrey, Silvio Panciera, "Criteri di edizione e segni diacritici",
Tituli 2 (1980), pp. 205–215. • Silvio Panciera, "Struttura dei supplementi e segni diacritici dieci anni dopo" in
SupIt 8 (1991), pp. 9–21. • Louis Robert, Jeanne Robert, "La Carie : histoire et géographie historique", II, Paris, 1954, pp. 9–11 on "Signes critiques du corpus et édition". • Onno van Nijf, "Critical Signs: Leiden system plus additions" • Joshua D. Sosin et al. (2011), "Papyrological Conventions used in Duke Databank texts". • B. A. van Groningen, "De signis criticis in edendo adhibendis",
Mnemosyne 59 (1932), pp. 362–365. • B. A. van Groningen, "Projet d'unification des systèmes de signes critiques", ''Chronique d'Égypte'' 7 (1932), pp. 262–269. • Ulrich Wilcken, "Das Leydener Klammersystem",
Archiv für Papyrusforschung 10 (1932), pp. 211–212. ; Leiden usage in corpora • ''L'Année épigraphique
, Presses Universitaires de France (Revue archéologique. Supplément'' 1888–1964; autonomous 1965–). (See front matter.) •
Corpus Inscriptionum Latinarum, Berlin: de Gruyter, 1853–. (Conventions at front.) •
Oxyrhynchus Papyri,
Egypt Exploration Society, 1898–. (See preface.) •
Supplementum Epigraphicum Graecum, Lugduni Batavorum: Sijthoff, 1923–. (See front matter.) == External links ==