Yanzong Yan, Zhiyong Xiao, Zengtai Gong. The Upper and Lower Solution Method for a Class of Interval Boundary Value Problems. Axioms, 10(4):269, 2021. [doi]
@article{YanXG21,
title = {The Upper and Lower Solution Method for a Class of Interval Boundary Value Problems},
author = {Yanzong Yan and Zhiyong Xiao and Zengtai Gong},
year = {2021},
doi = {10.3390/axioms10040269},
url = {https://doi.org/10.3390/axioms10040269},
researchr = {https://researchr.org/publication/YanXG21},
cites = {0},
citedby = {0},
journal = {Axioms},
volume = {10},
number = {4},
pages = {269},
}