2005

Qi, Feng, Niu, Da-Wei and Guo, Bai-Ni (2005) Monotonic Properties of Differences for Remainders of Psi Function. Research report collection, 8 (4).

2006

Qi, Feng, Niu, Da-Wei and Cao, Jian (2006) Logarithmically Completely Monotonic Functions Involving Gamma and Polygamma Functions. Research report collection, 9 (1).

Qi, Feng, Cao, Jian and Niu, Da-Wei (2006) Four Logarithmically Completely Monotonic Functions Involving Gamma Function and Originating from Problems of Traffic Flow. Research report collection, 9 (3).

2007

Qi, Feng, Cao, Jian and Niu, Da-Wei (2007) A Generalization of Van Der Corput's Inequality. Research report collection, 10 (Supp).

Qi, Feng, Niu, Da-Wei and Cao, Jian (2007) A General Generalization of Jordan's Inequality and a Refinement of L. Yang's Inequality. Research report collection, 10 (Supp).

2008

Qi, Feng and Niu, Da-Wei (2008) Refinements, Generalizations and Applications of Jordan's Inequality and Related Problems. Research report collection, 11 (2).