@article{puchinger-08,
 author = {Jakob Puchinger and Günther R. Raidl},
 journal = {Journal of Heuristics},
 keywords = {hybrid, mip, packing, vns},
 number = {5},
 pages = {457--472},
 title = {Bringing Order into the Neighborhoods: Relaxation Guided Variable Neighborhood Search},
 url = {https://www.ac.tuwien.ac.at/files/pub/puchinger-06a.pdf},
 volume = {14},
 year = {2008}
}