@article{10_4153_CMB_2018_019_9,
     author = {Alhowaity, Sawsan and Diacu, Florin and P\'erez-Chavela, Ernesto},
     title = {Relative {Equilibria} in {Curved} {Restricted} 4-body {Problems}},
     journal = {Canadian mathematical bulletin},
     pages = {673--687},
     year = {2018},
     volume = {61},
     number = {4},
     doi = {10.4153/CMB-2018-019-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2018-019-9/}
}