Very Weak Solutions, Very Weak Supersolutions and Very Weak Subsolutions for A-Harmonic Equations
GAO Hong-ya,MENG Yu-qin,BAO Jian-ting
Journal of Hebei University (Natural Science Edition) . 2005, (5): 455 -457 .  DOI: 10.3969/j.issn.1000-1565.2005.05.001