ABCL/c+

A concurrent object-oriented language. An extension of ABCL/1 based on C.

"An Implementation of An Operating System Kernel using Concurrent Object Oriented Language ABCL/c+", N. Doi et al in ECOOP '88, European Conference on Object-Oriented Programming, S. Gjessing et al eds, Lecture Notes in Computer Science 322, Springer-Verlag, 1988.