Na podstawie prac
<ul><li>
Bull, Adam D.; Nickl, Richard, <i>Adaptive confidence sets in L2</i>.
Probab. Theory Related Fields 156 (2013), no. 3-4, 889&ndash;919.</li>
<li>
Giné, Evarist; Nickl, Richard <i>Adaptive estimation of a distribution
function and its density in sup-norm loss by wavelet and spline
projections</i>. Bernoulli 16 (2010), no. 4, 1137&ndash;1163.
</li></ul>