@Article{JPDE-1-61, author = {Qing Jie}, title = {A Priori Estimates for Positive Solutions of Semi-linear Elliptic Systems}, journal = {Journal of Partial Differential Equations}, year = {1988}, volume = {1}, number = {2}, pages = {61--70}, abstract = {}, issn = {2079-732X}, doi = {https://doi.org/}, url = {http://global-sci.org/intro/article_detail/jpde/5860.html} }