Optimum ecological performance of irreversible reciprocating Maisotsenko-Brayton cycleJiafeng Shen, Lingen Chen, Yanlin Ge, Fuli Zhu and Zhixiang WuEur. Phys. J. Plus, 134 6 (2019) 293DOI: https://doi.org/10.1140/epjp/i2019-12648-4