3 files changed, 5 insertions, 6 deletions
diff --git a/src/construct/gfm_label_start_footnote.rs b/src/construct/gfm_label_start_footnote.rs
index a3a0df6..c123bfc 100644
--- a/src/construct/gfm_label_start_footnote.rs
+++ b/src/construct/gfm_label_start_footnote.rs
@@ -20,8 +20,9 @@
 //!
 //! ## Tokens
 //!
-//! *   [`LabelImage`][Name::LabelImage]
-//! *   To do.
+//! *   [`GfmFootnoteCallLabel`][Name::GfmFootnoteCallLabel]
+//! *   [`GfmFootnoteCallMarker`][Name::GfmFootnoteCallMarker]
+//! *   [`LabelMarker`][Name::LabelMarker]
 //!
 //! ## References
 //!
diff --git a/src/construct/raw_flow.rs b/src/construct/raw_flow.rs
index 7eaac0c..395d0ae 100644
--- a/src/construct/raw_flow.rs
+++ b/src/construct/raw_flow.rs
@@ -143,7 +143,7 @@ use crate::event::{Content, Link, Name};
 use crate::state::{Name as StateName, State};
 use crate::tokenizer::Tokenizer;
 use crate::util::{
-    constant::{CODE_FENCED_SEQUENCE_SIZE_MIN, TAB_SIZE},
+    constant::{CODE_FENCED_SEQUENCE_SIZE_MIN, MATH_FLOW_SEQUENCE_SIZE_MIN, TAB_SIZE},
     slice::{Position, Slice},
 };
 
@@ -253,10 +253,9 @@ pub fn sequence_open(tokenizer: &mut Tokenizer) -> State {
         tokenizer.consume();
         State::Next(StateName::RawFlowSequenceOpen)
     }
-    // To do: constant.
     else if tokenizer.tokenize_state.size
         < (if tokenizer.tokenize_state.marker == b'$' {
-            2
+            MATH_FLOW_SEQUENCE_SIZE_MIN
         } else {
             CODE_FENCED_SEQUENCE_SIZE_MIN
         })
diff --git a/src/construct/raw_text.rs b/src/construct/raw_text.rs
index 1a4d03c..6a35608 100644
--- a/src/construct/raw_text.rs
+++ b/src/construct/raw_text.rs
@@ -112,7 +112,6 @@
 //! [text]: crate::construct::text
 //! [code_indented]: crate::construct::code_indented
 //! [raw_flow]: crate::construct::raw_flow
-//! [math_flow]: # "to do"
 //! [html_code]: https://html.spec.whatwg.org/multipage/text-level-semantics.html#the-code-element
 
 use crate::event::Name;