@article{2561, author = {Hsiang, Fu Cheng}, title = {On a quasi-monotonic sequence}, journal = {Portugaliae mathematica}, volume = {26}, year = {1967}, pages = {483-486}, zbl = {0187.01801}, mrnumber = {0259410}, language = {en}, url = {http://dml.mathdoc.fr/item/2561} }
Hsiang, Fu Cheng. On a quasi-monotonic sequence. Portugaliae mathematica, Tome 26 (1967) pp. 483-486. http://gdmltest.u-ga.fr/item/2561/