@article{RSMUP_2022__147__237_0, author = {Horst Alzer and Man Kam Kwong and J\'ozsef S\'andor}, 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://www.numdam.org/articles/10.4171/rsmup/98/} }