no. 2
Convolution of Nörlund methods in non-archimedean fields
Annales mathématiques Blaise Pascal, Tome 4 (1997) no. 2, pp. 41-47. 
@article{AMBP_1997__4_2_41_0,
     author = {Natarajan, P.N. and Srinivasan, V.},
     title = {Convolution of {N\"orlund} methods in non-archimedean fields},
     journal = {Annales math\'ematiques Blaise Pascal},
     pages = {41--47},
     publisher = {Laboratoires de Math\'ematiques Pures et Appliqu\'ees de l'Universit\'e Blaise Pascal},
     volume = {4},
     number = {2},
     year = {1997},
     mrnumber = {1600056},
     zbl = {0919.46056},
     language = {en},
     url = {http://archive.numdam.org/item/AMBP_1997__4_2_41_0/}
}
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Natarajan, P.N.; Srinivasan, V. Convolution of Nörlund methods in non-archimedean fields. Annales mathématiques Blaise Pascal, Tome 4 (1997) no. 2, pp. 41-47. http://archive.numdam.org/item/AMBP_1997__4_2_41_0/

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