Mocanu, Consţanta. “Monotony of Weight - Means of Higher Order”.
Anal. Numér. Théor. Approx.
, vol. 11, no. 1, Aug. 1982, pp. 115-27,
https://ictp.acad.ro/jnaat/journal/article/view/1982-vol11-nos1-2-art14
.