| Date | Title | Director(s) | | 2025 | Phycobiliprotein production with cyanobacteria-rich cultures and microbiomes | Ferrer, I. |
| 2022 | Comparison of the mesophilic, thermophilic and temperature-phased anaerobic digestion of sewage sludge | Jenicek, Pavel; Ferrer, I. |
| 2021 | High rate algal ponds for post-treating sewage from UASB reactors: treatment efficiency, anaerobic co-digestion and sustainability | Passos, F.; Mota Filho, Cesar Rossas; Ferrer, I. |
| 2021 | Selenium and zinc enriched bioproducts generated from wastewater as micronutrient feed supplements and biofertilizers | Du Laing, G.; Ferrer, I. |
| 2020 | Recovery of phycobiliproteins and biogas from microalgae treating wastewater | Marianna Garfi'; Van Hulle, Stijn; Rousseau, Diederik; Ferrer, I. |
| 2018 | STRATEGIES TO ENHANCE MICROALGAE ANAEROBIC DIGESTION IN WASTEWATER TREATMENT SYSTEMS: PRETREATMENTS AND CO-DIGESTION | Marianna Garfi'; Ferrer, I. |
| 2016 | Microalgae harvesting in wastewater treatment plants: Application of natural techniques for an efficient flocculation | Uggetti, Enrica; Ferrer, I.; Garcia, J. |
| 2014 | Microalgae conversion to biogas: Pretreatment methods to improve the anaerobic digestion of biomass grown in wastewater treatment systems | Ferrer, I.; Garcia, J. |
| 2011 | SEWAGE SLUDGE TREATMENT IN CONSTRUCTED WETLANDS. Technical, economic and environmental aspects applied to small communities of the Mediterranean Region. | Ferrer, I.; Garcia, J. |
| 2008 | Study of the effect of process parameters on the thermophilic anaerobic digestion of sewage sludge, evaluation of a thermal sludge pre-treatment and overall energetic assessment | Font i Segura, Xavier; Vazqueza, F.; Font, X. |