Approximations for the Maximum Acyclic Subgraph Problem. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 1994)

An Approximation Algorithm for Maximum Packing of 3-Edge Paths. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 1997)

Approximation algorithms for maximum dispersion. - Refael Hassin; Shlomi Rubinstein; Arie Tamir (Oper. Res. Lett., 1997)

An Approximation Algorithm for the Maximum Traveling Salesman Problem. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 1998)

Robust Matchings and Maximum Clustering. - Refael Hassin; Shlomi Rubinstein (SWAT, 2000)

Better approximations for max TSP. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 2000)

Approximation algorithms for special cases of the maximum quadratic assignment problem - Shlomi Rubinstein (2000)

Approximation algorithms for maximum linear arrangement. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 2001)

Approximations for Maximum Transportation Problem with Permutable Supply Vector and Other Capacitated Star Packing Problems. - Esther M. Arkin; Refael Hassin; Shlomi Rubinstein; Maxim Sviridenko (SWAT, 2002)

A 7/8-approximation algorithm for metric Max TSP. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 2002)

Robust Matchings. - Refael Hassin; Shlomi Rubinstein (SIAM J. Discret. Math., 2002)

Approximation algorithms for the metric maximum clustering problem with given cluster sizes. - Refael Hassin; Shlomi Rubinstein (Oper. Res. Lett., 2003)

Approximations for Maximum Transportation with Permutable Supply Vector and Other Capacitated Star Packing Problems. - Esther M. Arkin; Refael Hassin; Shlomi Rubinstein; Maxim Sviridenko (Algorithmica, 2004)

On the complexity of the k-customer vehicle routing problem. - Refael Hassin; Shlomi Rubinstein (Oper. Res. Lett., 2005)

An approximation algorithm for maximum triangle packing. - Refael Hassin; Shlomi Rubinstein (Discret. Appl. Math., 2006)

Erratum to "An approximation algorithm for maximum triangle packing": [Discrete Applied Mathematics 154 (2006) 971-979]. - Refael Hassin; Shlomi Rubinstein (Discret. Appl. Math., 2006)

An improved approximation algorithm for the metric maximum clustering problem with given cluster sizes. - Refael Hassin; Shlomi Rubinstein (Inf. Process. Lett., 2006)

Approximation algorithms for maximum latency and partial cycle cover. - Refael Hassin; Asaf Levin; Shlomi Rubinstein (Discret. Optim., 2009)