Semantic Systems. In the Era of Knowledge Graphs - Blomqvist; Alam, Mehwish; de Boer, Victor; Groth, Paul; Kieseberg, Peter; Kirrane, Sabrina; Käfer, Tobias; Meroño-Peñuela, Albert; Pandit, Harshvardhan J.; Pellegrini, Tassilo (Springer International Publishing, 2020)