no. 1-2
On proximate type of entire functions
Compositio Mathematica, Tome 18 (1967) no. 1-2, pp. 7-12. 
@article{CM_1967__18_1-2_7_0,
     author = {Srivastava, R. S. L. and Juneja, O. P.},
     title = {On proximate type of entire functions},
     journal = {Compositio Mathematica},
     pages = {7--12},
     publisher = {P. Noordhoff N. V., Groningen},
     volume = {18},
     number = {1-2},
     year = {1967},
     mrnumber = {226021},
     zbl = {0181.35301},
     language = {en},
     url = {http://www.numdam.org/item/CM_1967__18_1-2_7_0/}
}
TY  - JOUR
AU  - Srivastava, R. S. L.
AU  - Juneja, O. P.
TI  - On proximate type of entire functions
JO  - Compositio Mathematica
PY  - 1967
SP  - 7
EP  - 12
VL  - 18
IS  - 1-2
PB  - P. Noordhoff N. V., Groningen
UR  - http://www.numdam.org/item/CM_1967__18_1-2_7_0/
LA  - en
ID  - CM_1967__18_1-2_7_0
ER  - 
%0 Journal Article
%A Srivastava, R. S. L.
%A Juneja, O. P.
%T On proximate type of entire functions
%J Compositio Mathematica
%D 1967
%P 7-12
%V 18
%N 1-2
%I P. Noordhoff N. V., Groningen
%U http://www.numdam.org/item/CM_1967__18_1-2_7_0/
%G en
%F CM_1967__18_1-2_7_0
Srivastava, R. S. L.; Juneja, O. P. On proximate type of entire functions. Compositio Mathematica, Tome 18 (1967) no. 1-2, pp. 7-12. http://www.numdam.org/item/CM_1967__18_1-2_7_0/

Cartwright, M.L. [1] Integral Functions, Cambridge Tract, C.U.P., 1956. | MR | Zbl

Shah, S.M. [2] On proximate orders of integral functions. Bull. Amer. Math. Soc. 52, (1946), 326-328. | Zbl

Valiron, G. [3] Lectures on the general theory of integral functions. Chel. Publ. Co. New York, (1949).