@misc{DomKokLowPooRicSinSumWan08,
 author={Pedro Domingos and Stanley Kok and Daniel Lowd and Hoifung Poon and Matthew Richardson and Parag Singla and Marc Sumner and Jue Wang},
 title={Alchemy},
 year={2008},
 note={\url{http://mloss.org/software/view/164/}}
}