CSS Table Module Level 3
css - Bootstrap display class affecting table header - Stack Overflow
html - table-footer-group and table-header-group not taking the width of the table - Stack Overflow
The Complete Guide to Irregular Table Headers (HTML) — Launch Hub Studio
htmltools – repeatable table headers during HTML to PDF Conversion | VeryPDF Knowledge Base
html - display:table-header-group does not work in Android webview - Stack Overflow
Bootstrap table header group - Stack Overflow
Ultimate Guide to Tables in Tableau, Part 5: Headers | phData
css - What is the proper arrangement for table-header-group? - Stack Overflow
What is the Use of a Table-Header Group and a Table-Footer Group in CSS
Grid View for ASP.NET Web Forms - How to display group summary in group headers | DevExpress Support
css - table-header-group , table-footer-group properties doesn't work in Chrome - Stack Overflow
Help | Tabular Results - Table - Groups | Autodesk
Turn Excel table headers on or off - Microsoft Support
Tables
![Add support for tables with two headers in views table display [#2770835] | Drupal.org](https://www.drupal.org/files/issues/2018-04-10/New%20view%20table%20setting.png "Add support for tables with two headers in views table display [#2770835] | Drupal.org")
Add support for tables with two headers in views table display [#2770835] | Drupal.org
css - table-header-group , table-footer-group properties doesn't work in Chrome - Stack Overflow
Tables
Turn Excel table headers on or off - Microsoft Support
htmltools – repeatable table headers during HTML to PDF Conversion | VeryPDF Knowledge Base
angular - How to make group header in a table? - Stack Overflow
