| 2021 | HPSR | Revenue Optimization and Protection with Network Slicing over a Physical Optical Substrate. | Karcius D. R. Assis, Raul C. Almeida, Helio Waldman |
| 2008 | NOMS | Wavelength conversion architectures in OBS networks. | Jos Maranho Neto, Helio Waldman, Andr Soares, William Giozza |
| 2006 | Broadnets | Traffic Engineering and Restoration in Optical Packet Switching Networks by means of Ant Colony Optimization. | Gustavo Sousa Pavani, Helio Waldman |
| 2006 | Broadnets | Grid Resource Management by means of Ant Colony Optimization. | Gustavo Sousa Pavani, Helio Waldman |
| 2006 | TridentCom | Fiber-based testbed architecture enabling advanced experimental research. | Marcio A. Silva, Tereza Cristina M. B. Carvalho, Regina Melo Silveira, Glio M. Ferreira, Wilson Vicente Ruggiero, Hugo L. Fragnito, Helio Waldman, Carlos Ruggiero, Luiz F. Lopez |
| 2005 | Broadnets | Analytical calculation of blocking probabilities in WDM rings with wavelength conversion. | Helio Waldman, Divanilson Campelo |
| 2004 | Broadnets | Meeting Optical QoS Requirements with Reduced Complexity in Dynamic Wavelength Assignment. | Iguatemi E. Fonseca, Raul C. Almeida Jr., Helio Waldman, Moiss R. N. Ribeiro |
| 2003 | GLOBECOM | DiffServ implementation by a balking mechanism in delay-line buffering. | Raul C. Almeida Jr., Jefferson U. Pelegrini, Helio Waldman |
| 2003 | GLOBECOM | A new analytical approach for the estimation of blocking probabilities in linear all-optical networks. | Helio Waldman, Divanilson Campelo, Raul C. Almeida Jr. |
| 2000 | GLOBECOM | Dynamic priority strategies for wavelength assignment in WDM rings. | Helio Waldman, Divanilson R. Campelo, R. Camelo |