Kooperationen
Website: www.mat.uniroma2.it/~fbracci/
Website: www.crm.umontreal.ca/~fournier/
Website: www.uef.fi/web/fysmat/janne-grohn
Website: https: www.ux.uis.no/~gumenyuk/
Website: web.cc.yamaguchi-u.ac.jp/~ihotta/
Website: math.ubbcluj.ro/~gkohr/
Website: math.ubbcluj.ro/~mkohr/
Website: fbim.hs-regensburg.de/~law39448/
Website: https: www.math.umanitoba.ca/people/pages/eric-schippers/
Website: sugawa.cajpn.org/index_E.html
