1. Ara, P., Goodearl, K.:
$$C^*$$
C
∗
-algebras of separated graphs. J. Funct. Anal. 261, 2540–2568 (2011)
2. Armstrong, S., Dykema, K., Exel, R., Li, H.: On embeddings of full amalgamated free product
$$C^*$$
C
∗
-algebras. Proc. Am. Math. Soc. 132, 2019–2030 (2004)
3. Blackadar, B.: Theory of
$$C^*$$
C
∗
-algebras and von Neumann algebras. Encyclopedia of Mathematical Sciences. Operator Algebras and Non-commutative Geometry, III, vol. 122. Springer, Berlin (2006)
4. Blackadar, B.: K-Theory for Operator Algebras. Mathematical Sciences Research Institute Publications, vol. 5, 2nd edn. Cambridge University Press, Cambridge (1998)
5. Blanchard, E., Dykema, K.: Embeddings of reduced free products of operator algebras. Pac. J. Math. 199, 1–19 (2001)