× 2011 AND oainstitutestr:"中国科学院数学与系统科学研究院" AND oaauthorstr:"万大庆"

× 1%20AND%20oainstitutestr:%22%E4%B8%AD%E5%9B%BD%E7%A7%91%E5%AD%A6%E9%99%A2%E6%95%B0%E5%AD%A6%E4%B8%8E%E7%B3%BB%E7%BB%9F%E7%A7%91%E5%AD%A6%E7%A0%94%E7%A9%B6%E9%99%A2%22%20AND%20oaauthorstr:%22%E4%B8%87%E5%A4%A7%E5%BA%86%22

× 2011%20AND%20oainstitutestr:%22%E4%B8%AD%E5%9B%BD%E7%A7%91%E5%AD%A6%E9%99%A2%E6%95%B0%E5%AD%A6%E4%B8%8E%E7%B3%BB%E7%BB%9F%E7%A7%91%E5%AD%A6%E7%A0%94%E7%A9%B6%E9%99%A2%22%20AND%20oaauthorstr:%22%E4%B8%87%E5%A4%A7%E5%BA%86%22