@article{GDZPPN002230844,
title = {On the sum ... D(n) ... (n + N).},
journal = {Manuscripta mathematica},
volume = {67},
year = {1990},
pages = {367-378},
zbl = {0721.11036},
url = {http://dml.mathdoc.fr/item/GDZPPN002230844}
}
Balakrishnan, U.; Sengupta, J. On the sum ... D(n) ... (n + N).. Manuscripta mathematica, Tome 67 (1990) pp. 367-378. http://gdmltest.u-ga.fr/item/GDZPPN002230844/