@Article{JPDE-6-373,
author = {Han Yongqian, Sun Hesheng},
title = {The Periodic Boundary Problem and the Initial Value Problem for a Nonlinear System of Equations of Changing Type},
journal = {Journal of Partial Differential Equations},
year = {1993},
volume = {6},
number = {4},
pages = {373--384},
abstract = { In this paper, we study the global existences of regular solutions, classical solutions and C^&#8734-solutions of the periodic boundary problem and the initial value problem for a nonlinear system of equations of changing type.},
issn = {2079-732X},
doi = {https://doi.org/},
url = {http://global-sci.org/intro/article_detail/jpde/5723.html}
}