1. Feng Lingling and Feng Jikang, 2004, "Logical Connotation and Contemporary Value of Marx's Commercial Capital Theory", China Academic Forum, No.2, 2004.

2. Li Xianglan, Feng Lingling, 2006, Deep Thinking on County Economic Development, Research on Land and Resources, No.4, 2006.

3. Li Xianglan, Feng Lingling, 2007, Research on Agricultural Support Policy in Shandong Province, Land and Resources Research, No.2, 2007.

4. Feng Lingling, Feng Jikang, 2008, Deepening the Study of Marx's Labor Theory of Value in the New Period, Journal of Shandong University of Technology, No.5, 2008.

5. Feng Lingling, 20 10, Theory and Practice: A Systematic Interpretation of Labor Capitalization Reform, China Securities and Futures, No.3, 20 10.

6. Feng Lingling, Liu Huifang, 20 1 1, Empirical Study on Price Fluctuation of Agricultural Products, Dongyue Forum, No.6, 20 1 1.