1. Can the QCD running coupling have a causal analyticity structure?
2. Magradze, B. A.: In: Proceedings of the 10th International Seminar “QUARKS-98”, Suzdal, Russia, 1998 (Bezrukov, F. L., et al., eds.), Vol. 1, p. 158. Moscow: Russian Academy of Sciences, Institute for Nuclear Research 1999; Magradze, B. A.: Proc. A. Razmadze Math. Inst. 118, 111 (1998)
3. On the LambertW function