<a href="https://en.wikipedia.org/wiki/Pierre_Louis_Napoleon_Cavagnari_with_Nasher_Khan_and_sardars" class="extiw" title="w:Pierre Louis Napoleon Cavagnari with Nasher Khan and sardars">Pierre Louis Napoleon Cavagnari with Nasher Khan and sardars</a>.
John Burke
"<a rel="nofollow" class="external text" href="https://archive.org/details/afghanwars18394200forbuoft">The Afghan wars, 1839-42 and 1878-80</a>", as digitised by the <a href="https://en.wikipedia.org/wiki/Internet_Archive" class="extiw" title="w:Internet Archive">w:Internet Archive</a>'s <a rel="nofollow" class="external text" href="https://archive.org/details/texts">text division</a> by Forbes, Archibald, 1838-1900