Nature, vol 587, iss 7833 Nature Armstrong, J, Hickey, G, Diekhans, M, Fiddes, I T, Novak, A M, Deran, A, Fang, Q, Xie, D, Feng, S, Stiller, J, Genereux, D, Johnson, J, Marinescu, V D, Alföldi, J, Harris, R S, Lindblad-Toh, K, Haussler, D, Karlsson, E, Jarvis, E D, Zhang, G & Paten, B 2020, ' Progressive Cactus is a multiple-genome aligner for the thousand-genome era ', Nature, vol. 587, no. 7833, pp. 246-251 . https://doi.org/10.1038/s41586-020-2871-y