1. Das Zittern;Pelnar,1913
2. Tremor and Tremorogenic Agents;Brimblecombe,1972
3. Drug-Induced Tremor;Pinder,1984
4. Tremor: a clinical and pharmacological survey;Martinelli;J. Neurol. Transm.,1986
5. Nicotine and tremor;Zdonczyk;Clin. Neuropharmacol.,1988