@article{RSMUP_2022__147__237_0,
     author = {Alzer, Horst and Kwong, Man Kam and S\'andor, J\'ozsef},
     title = {Inequalities involving $\pi(x)$
            },
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {237--251},
     volume = {147},
     year = {2022},
     doi = {10.4171/rsmup/98},
     mrnumber = {4450790},
     zbl = {1497.11014},
     language = {en},
     url = {http://archive.numdam.org/articles/10.4171/rsmup/98/}
}