organic chemistry - Fischer indole synthesis: significance of choice of acid catalyst - Chemistry Stack Exchange
Fischer Indole Synthesis - YouTube
A two step route to indoles from haloarenes—a versatile variation on the Fischer indole synthesis - Chemical Communications (RSC Publishing) DOI:10.1039/C0CC04306K
Fischer Indole Synthesis: Definition, Examples and Mechanism
Fischer indole synthesis ~ Name-Reaction.com
The Benzyne Fischer-Indole Reaction | Organic Letters
Fischer Indole Synthesis - YouTube
Fischer Indole Synthesis: Definition, Examples and Mechanism