. . . "Ulianov" . "P.L" . "P. Uljanov" . . . "Petr Lavrentʹevič" . "P.L. Ulʹjanov"@nl-NL . "Ulʹânov" . "Lavrentʹevič" . "P. L. Ul'janov" . "P. L." . "P. L. Ulʹjanov" . "Ul'janov" . "Ulyanov" . "P.L Ulianov" . "P. L. Ul'anov" . "Ulʹjanov" . "Petr" . "P. L. Ul'ânov"@pl-PL . "P.L Ulʹjanov" . "Ульянов" . . "Петр" . . "Ulʹânov Petr Lavrentʹevič" . . "P. L. Ul'janov" . "Ulânov" . "P.L Uljanov" . . "Oulianov" . "Лаврентьевич" . "Ul'ânov" . "P. L. Ulʹi︠a︡nov" . "P.L Ulyanov" . "P. L. Ulânov"@pl-PL . "Ulʹi︠a︡nov" . "Петр Лаврентьевич Ульянов" . "Ulʹânov" . "L." . . "P." . "Петр Лаврентьевич Ульянов" . "Ul'anov" . "P. L. [t] Ul'janov" . "Petr Lavrentʹevič Ulʹânov"@fr-FR . "P.L Oulianov" . "Uljanov" . "Петр Лаврентьевич" . .