- Sofiya Ostrovska, “Uncorrelatedness sets for random variables with given distributions”, Proc. Amer. Math. Soc., 133, № 4, 2004, 1239
![https://doi.org/10.1090/S0002-9939-04-07698-1 crossref](/refsvg/svg/crossref.svg)
- Jordan Stoyanov, Stochastic Processes and Related Topics, 1998, 357
![https://doi.org/10.1007/978-1-4612-2030-5_21 crossref](/refsvg/svg/crossref.svg)
- Sofiya Ostrovska, “Sets of random variables with a given uncorrelation structure”, Statistics & Probability Letters, 55, № 4, 2001, 359
![https://doi.org/10.1016/S0167-7152(01)00112-2 crossref](/refsvg/svg/crossref.svg)
- Vladimír Balek, Ivan Mizera, “On the logical independence of the identities defining the stochastic independence of random events”, Statistics & Probability Letters, 31, № 4, 1997, 281
![https://doi.org/10.1016/S0167-7152(96)00040-5 crossref](/refsvg/svg/crossref.svg)