Choi, Sunhwa; Jung, Eunok; Lee, Seok-Min Optimal intervention strategy for prevention tuberculosis using a smoking-tuberculosis model. (English) Zbl 1343.92466 J. Theor. Biol. 380, 256-270 (2015). MSC: 92D30 49N90 PDF BibTeX XML Cite \textit{S. Choi} et al., J. Theor. Biol. 380, 256--270 (2015; Zbl 1343.92466) Full Text: DOI
Cheung, B. K. S.; Lee, S. M.; Tang, W. I. Student study problem revisited – a simple optimal control problem. (English) Zbl 0729.49502 Bull., Inst. Math. Appl. 27, No. 5-6, 122-125 (1991). MSC: 49J15 PDF BibTeX XML Cite \textit{B. K. S. Cheung} et al., Bull., Inst. Math. Appl. 27, No. 5--6, 122--125 (1991; Zbl 0729.49502)