@article{JIS_2017__20_4_a4,
     author = {Phulara,  Dev and Shapiro,  Louis},
     title = {Constructing pseudo-involutions in the {Riordan} group},
     journal = {Journal of integer sequences},
     year = {2017},
     volume = {20},
     number = {4},
     zbl = {1357.05009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2017__20_4_a4/}
}