diff --git a/src/components/Config/QuickAddReferenceForm.tsx b/src/components/Config/QuickAddReferenceForm.tsx
index 6093720..15957e6 100644
--- a/src/components/Config/QuickAddReferenceForm.tsx
+++ b/src/components/Config/QuickAddReferenceForm.tsx
@@ -175,14 +175,14 @@ const QuickAddReferenceForm = () => {
         <div className="space-y-3">
           <div>
             <label className="block text-xs font-medium text-gray-700 mb-1">
-              DOI, URL, BibTeX, or PubMed ID
+              DOI, URL, BibTeX, RIS, or Identifier
             </label>
             <textarea
               ref={smartInputRef}
               value={smartInput}
               onChange={(e) => setSmartInput(e.target.value)}
               onKeyDown={handleKeyDown}
-              placeholder="Paste DOI (10.1234/example), URL, BibTeX entry, or PubMed ID..."
+              placeholder="Paste DOI, URL, BibTeX, RIS, PubMed ID, ISBN, Wikidata ID, Zenodo record, or CFF..."
               rows={4}
               className="w-full px-3 py-2 border border-gray-300 rounded-md text-sm focus:outline-none focus:ring-2 focus:ring-blue-500 resize-none font-mono"
             />
diff --git a/src/utils/bibliography/smart-parser.ts b/src/utils/bibliography/smart-parser.ts
index 2ae99bc..20d1a48 100644
--- a/src/utils/bibliography/smart-parser.ts
+++ b/src/utils/bibliography/smart-parser.ts
@@ -31,12 +31,28 @@ export const isValidCitationInput = (input: string): boolean => {
   // BibTeX patterns
   if (/^@\w+\{/.test(trimmed)) return true;
 
-  // PubMed ID
+  // RIS format (starts with TY  -)
+  if (/^TY\s+-\s+/m.test(trimmed)) return true;
+
+  // PubMed ID (PMID)
   if (/^PMID:\s*\d+/i.test(trimmed)) return true;
 
+  // PubMed Central ID (PMCID)
+  if (/^PMC\d+/i.test(trimmed)) return true;
+
   // ISBN
   if (/^ISBN[:\s]*[\d-]+/i.test(trimmed)) return true;
 
+  // Wikidata ID (Q followed by numbers)
+  if (/^(wikidata:)?Q\d+$/i.test(trimmed)) return true;
+
+  // Zenodo ID or URL
+  if (/^zenodo\.\d+$/i.test(trimmed)) return true;
+  if (/zenodo\.org\/record\/\d+/i.test(trimmed)) return true;
+
+  // CFF (Citation File Format) - YAML-based
+  if (/^cff-version:/m.test(trimmed)) return true;
+
   return false;
 };
 
@@ -47,10 +63,16 @@ export const getInputTypeHint = (input: string): string => {
   const trimmed = input.trim();
 
   if (/^10\.\d{4,}\//.test(trimmed)) return 'DOI';
+  if (/zenodo\.org\/record\/\d+/i.test(trimmed)) return 'Zenodo URL';
+  if (/^zenodo\.\d+$/i.test(trimmed)) return 'Zenodo ID';
   if (/^https?:\/\//.test(trimmed)) return 'URL';
   if (/^@\w+\{/.test(trimmed)) return 'BibTeX';
-  if (/^PMID:/i.test(trimmed)) return 'PubMed ID';
+  if (/^TY\s+-\s+/m.test(trimmed)) return 'RIS Format';
+  if (/^PMID:/i.test(trimmed)) return 'PubMed ID (PMID)';
+  if (/^PMC\d+/i.test(trimmed)) return 'PubMed Central ID (PMCID)';
   if (/^ISBN/i.test(trimmed)) return 'ISBN';
+  if (/^(wikidata:)?Q\d+$/i.test(trimmed)) return 'Wikidata ID';
+  if (/^cff-version:/m.test(trimmed)) return 'Citation File Format (CFF)';
 
   return 'Unknown';
 };