1. Apostol, T., Mathematical Analysis, second edition, Addison-Wesley, Reading, MA, 19
2. Beck, W., Efficient quotient representations quotient representations of meromorphic functions in the disk, Ph.D. Thesis, University of Illinois, Urbana, IL, 1970.
3. 3. Becker J., Henson C. W., and Rubel, L. A., Annals of Math. First-order conformal invariants, 112 (1980), 123–178.
4. Berenstein C., Chang, D.-C, and Li, B. Q., Complex Variables A note on Wronskians and linear dependence of entire functions in Cn, 24 (1993), 131–144.
5. Boas, Entire Functions, Academic Press, New York, 195