@ARTICLE{Liao_Kaili_Multiple_2017, author={Liao, Kaili and Ge, Jijiang and Zhang, Guicai and Fu, Lipei}, volume={vol. 42}, number={No 4}, journal={Archives of Acoustics}, howpublished={online}, year={2017}, publisher={Polish Academy of Sciences, Institute of Fundamental Technological Research, Committee on Acoustics}, title={Multiple Frequency Ultrasounds Assisted Oil Sands Separation Technology}, URL={http://sp.czasopisma.pan.pl/Content/102592/PDF/aoa-2017-0080.pdf}, doi={10.1515/aoa-2017-0080}, }