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Springer-Verlag Wien.

17th European Conference on e-Learning, ECEL 2018. Academic Conferences Limited.

Blackwell Publishing Ltd.

Chinese Chemical Society Taiwan.

Academic Research Publishing Group.

Wydawnictwo Naukowe WNPiD UAM.

Universidad Complutense de Madrid.

Siberian Federal University.

Izdatel'skii Dom Uchitel.

Gaidar Institute Press.

Nova Science Publishers, Inc..

Hindawi Limited.

Universidad del Zulia.

Wolters Kluwer Medknow Publications.