Bálint Farkas, Sven-Ake Wegner. Variations on Barbălat's Lemma. The American Mathematical Monthly, 123(8):825-830, 2016. [doi]
@article{FarkasW16-0,
title = {Variations on Barbălat's Lemma},
author = {Bálint Farkas and Sven-Ake Wegner},
year = {2016},
url = {https://www.tandfonline.com/doi/abs/10.4169/amer.math.monthly.123.08.825},
researchr = {https://researchr.org/publication/FarkasW16-0},
cites = {0},
citedby = {0},
journal = {The American Mathematical Monthly},
volume = {123},
number = {8},
pages = {825-830},
}