The famous novel by Maxim Gorky is-

Maxim Gorky, also spelled Maksim Gorky, pseudonym of Aleksey Maksimovich Peshkov. Russian short-story writer and novelist who first attracted attention with his naturalistic and sympathetic stories of tramps and social outcasts.He is famous for his outstanding novel “Mother”.
My Childhood also his another novel.The lost world was written by Sir Arthur Conan Doyle.

Source: Britannica & goodreads.com