Bensoussan, A., Chen, S., Chutani, A., Sethi, S. P., Siu, C. C., & Yam, S. C. P. (2019). Feedback Stackelberg-Nash equilibria in mixed leadership games with an application to cooperative advertising. SIAM Journal on Control and Optimization, 57(5), 3413-3444. https://doi.org/10.1137/17M1153212