TY - JOUR T1 - Congratulation on Professor Zhou Yulin 80th Birthday AU - Boling Guo JO - Journal of Partial Differential Equations VL - 1 SP - 1 EP - 7 PY - 2003 DA - 2003/02 SN - 16 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/jpde/5400.html KW - AB -