From network to hierarchy : the evolution of the Estonian senior civil service development systemRandma-Liiv, Tiina; Uudelepp, Annika; Sarapuu, KülliInternational review of administrative sciences2015 / p. 373-391 https://doi.org/10.1177/0020852314566001 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Scaling and hierarchies of wave motion in solidsEngelbrecht, Jüri; Salupere, AndrusZAMM : Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik2014 / p. 775-783 https://doi.org/10.1002/zamm.201300042 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS