Shaharuddin Salleh Stephan Olariu Albert Y. Zomaya Kiew Leh Yieng Nur Arina B. Aziz Single-row mapping and transformation of connected graphs. 73-89 2007 39 The Journal of Supercomputing 1 http://dx.doi.org/10.1007/s11227-006-0005-4 db/journals/tjs/tjs39.html#SallehOZYA07