@article{10_4153_S0008439522000212,
     author = {Johnston, Daniel R.},
     title = {On the average value of $\pi (t)-\operatorname {\textrm {li}}(t)$},
     journal = {Canadian mathematical bulletin},
     pages = {185--195},
     year = {2023},
     volume = {66},
     number = {1},
     doi = {10.4153/S0008439522000212},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439522000212/}
}