@article{Bartoletti_2009,
    doi = {10.1145/1552309.1552313},
    url = {https://doi.org/10.1145%2F1552309.1552313},
    year = {2009},
    month = {aug},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {31},
    number = {6},
    pages = {1--43},
    author = {Massimo Bartoletti and Pierpaolo Degano and Gian-Luigi Ferrari and Roberto Zunino},
    title = {Local policies for resource usage analysis},
    journal = {{ACM} Transactions on Programming Languages and Systems}
}

@article{Bartoletti_2009, doi = {10.1145/1552309.1552313}, url = {https://doi.org/10.1145%2F1552309.1552313}, year = {2009}, month = {aug}, publisher = {Association for Computing Machinery ({ACM})}, volume = {31}, number = {6}, pages = {1--43}, author = {Massimo Bartoletti and Pierpaolo Degano and Gian-Luigi Ferrari and Roberto Zunino}, title = {Local policies for resource usage analysis}, journal = {{ACM} Transactions on Programming Languages and Systems} }