by Aalst, W.M.P. van der and Hee, K.M. van and Massuthe, P. and Sidorova, N.
Reference:
Compositional service trees (Aalst, W.M.P. van der and Hee, K.M. van and Massuthe, P. and Sidorova, N.), In Applications and Theory of Petri Nets (30th International Conference, Petri Nets 2009) (Franceschinis, G., Wolf, K., eds.), Springer, Berlin, volume 5606, 2009.
Bibtex Entry:
@inproceedings{servicetrees,
  author = {Aalst, {W.M.P. van der} and Hee, {K.M. van} and Massuthe, {P.} and Sidorova, {N.} and Werf, {J.M.E.M. van der}},
  year = {2009},
  title = {Compositional service trees},
  editor = {Franceschinis, {G.} and Wolf, {K.}},
  booktitle = {Applications and Theory of Petri Nets (30th International Conference, Petri Nets 2009)},
  series = {Lecture Notes in Computer Science},
  volume = {5606},
  pages = {283--302},
  publisher = {Springer, Berlin}
}

Compositional service trees