diff --git a/sandbox/grist/functions/math.py b/sandbox/grist/functions/math.py
index 3ea3128a..e508fc62 100644
--- a/sandbox/grist/functions/math.py
+++ b/sandbox/grist/functions/math.py
@@ -797,7 +797,7 @@ def SUMIFS(sum_range, criteria_range1, criterion1, *args):
 
 def SUMPRODUCT(array1, *more_arrays):
   """
-  Multiplies corresponding components in two equally-sized arrays, 
+  Multiplies corresponding components in two equally-sized arrays,
   and returns the sum of those products.
 
   >>> SUMPRODUCT([3,8,1,4,6,9], [2,6,5,7,7,3])
@@ -861,10 +861,10 @@ def TRUNC(value, places=0):
 
 def UUID():
   """
-  Generate a random UUID-formatted string identifier. 
-  Since UUID() produces a different value each time it's called, it is best to use it in 
-  [trigger formula](https://support.getgrist.com/formulas/#trigger-formulas) for new records. 
-  This would only calculate UUID() once and freeze the calculated value. By contrast, a regular [formula] 
+  Generate a random UUID-formatted string identifier.
+  Since UUID() produces a different value each time it's called, it is best to use it in
+  [trigger formula](formulas.md#trigger-formulas) for new records.
+  This would only calculate UUID() once and freeze the calculated value. By contrast, a regular formula
   may get recalculated any time the document is reloaded, producing a different value for UUID() each time.
   """
   if six.PY2:
diff --git a/sandbox/grist/functions/text.py b/sandbox/grist/functions/text.py
index 68c1bb69..608bf0e9 100644
--- a/sandbox/grist/functions/text.py
+++ b/sandbox/grist/functions/text.py
@@ -220,9 +220,9 @@ def LEFT(string, num_chars=1):
 
 def LEN(text):
   """
-  Returns the number of characters in a text string, or the number of items in a list. Same as 
-  [`len`](https://docs.python.org/3/library/functions.html#len) in python. 
-  See [Record Set](https://support.getgrist.com/functions/#recordset) for an example of using `len` on a list of records.
+  Returns the number of characters in a text string, or the number of items in a list. Same as
+  [`len`](https://docs.python.org/3/library/functions.html#len) in python.
+  See [Record Set](#recordset) for an example of using `len` on a list of records.
 
   >>> LEN("Phoenix, AZ")
   11
diff --git a/sandbox/grist/records.py b/sandbox/grist/records.py
index 2d68cbfd..7fd478c4 100644
--- a/sandbox/grist/records.py
+++ b/sandbox/grist/records.py
@@ -38,8 +38,8 @@ class Record(object):
     Name: $group, rec.group
     Usage: __$group__
 
-    In a [summary table](https://support.getgrist.com/summary-tables/), `$group` is a special field 
-    containing the list of Records that are summarized by the current summary line.  E.g. the formula 
+    In a [summary table](summary-tables.md), `$group` is a special field
+    containing the list of Records that are summarized by the current summary line.  E.g. the formula
     `len($group)` counts the number of those records being summarized in each row.
 
     See [RecordSet](#recordset) for useful properties offered by the returned object.
diff --git a/sandbox/grist/table.py b/sandbox/grist/table.py
index ef0f7209..9ea30c19 100644
--- a/sandbox/grist/table.py
+++ b/sandbox/grist/table.py
@@ -81,16 +81,16 @@ class UserTable(object):
     """
     Name: lookupRecords
     Usage: UserTable.__lookupRecords__(Field_In_Lookup_Table=value, ...)
-    Returns a RecordSet matching the given field=value arguments. The value may be any expression, 
-    most commonly a field in the current row (e.g. `$SomeField`) or a constant (e.g. a quoted string 
-    like `"Some Value"`) (examples below). 
+    Returns a [RecordSet](#recordset) matching the given field=value arguments. The value may be any expression,
+    most commonly a field in the current row (e.g. `$SomeField`) or a constant (e.g. a quoted string
+    like `"Some Value"`) (examples below).
     If `sort_by=field` is given, sort the results by that field.
 
     For example:
     ```
-    People.*lookupRecords*(Email=$Work_Email)
-    People.*lookupRecords*(First_Name="George", Last_Name="Washington")
-    People.*lookupRecords*(Last_Name="Johnson", sort_by="First_Name")
+    People.lookupRecords(Email=$Work_Email)
+    People.lookupRecords(First_Name="George", Last_Name="Washington")
+    People.lookupRecords(Last_Name="Johnson", sort_by="First_Name")
     ```
 
     See [RecordSet](#recordset) for useful properties offered by the returned object.
@@ -105,15 +105,15 @@ class UserTable(object):
     """
     Name: lookupOne
     Usage: UserTable.__lookupOne__(Field_In_Lookup_Table=value, ...)
-    Returns a Record matching the given field=value arguments. The value may be any expression, 
-    most commonly a field in the current row (e.g. `$SomeField`) or a constant (e.g. a quoted string 
-    like `"Some Value"`). If multiple records match, returns one of them. If none match, returns the 
+    Returns a [Record](#record) matching the given field=value arguments. The value may be any expression,
+    most commonly a field in the current row (e.g. `$SomeField`) or a constant (e.g. a quoted string
+    like `"Some Value"`). If multiple records match, returns one of them. If none match, returns the
     special empty record.
 
     For example:
     ```
-    People.*lookupOne*(First_Name="Lewis", Last_Name="Carroll")
-    People.*lookupOne*(Email=$Work_Email)
+    People.lookupOne(First_Name="Lewis", Last_Name="Carroll")
+    People.lookupOne(Email=$Work_Email)
     ```
     """
     return self.table.lookup_one_record(**field_value_pairs)