“…Domingues et al (2015),Oruezabala and Rico(2012), Navarro Galera et al (2014),Loosemore (2016),Hueskes et al (2017),Testa et al (2012),Testa et al (2012),Walker and Brammer (2012),Bratt et al (2013),Testa et al (2016),Smith et al (2016),Rainville (2016),Roman(2016),Ahsan and Rahman (2017),Lenferink et al (2013),Nogueiro and Ramos (2014),Rizzi et al (2014) Amann et al (2014 and SustainabilityNakabayashi (2013),Loader and Norton (2015),Loader (2015) Incentives to small businesses Partnerships and supplier management-related issues Sedita and Apa (2015), Meehan et al (2016), Grudinschi et al (2014), Bovaird (2016), Mamavi et al (2013), Theodorakopoulos et al (2015) and Pazirandeh and Norrman (2014) Relations between suppliers and buyers; partnerships and/ or collaborative relationships Rehmatulla et al (2017), Keranen (2017), Hoppe et al (2013), Liu et al (2016), Hueskes et al (2017), Torvinen and Ulkuniemi (2016) and Lenferink et al (2013) Public-private partnerships (PPPs) Edquist and Zabala-Iturriagagoitia (2012), Torvinen and Ulkuniemi (2016), Vecchiato and Roveda (2014), Edlera and Yeow (2016) Dale-Clough (2015) and Lember et al (2015) Public procurement for innovation (PPIs) Information system and technology-related issues Concha et al (2012), Caloghirou et al (2016), Ravent os and Zolezzi (2015), Choi et al (2014),Sun et al (2015),Walker and Brammer (2012) andCosta, Arantes and Valadares Tavares (2013) E-government and/or eprocurement Other related issuesBaldi, Bottasso, Conti and Piccardo (2016),Uttam and Le LannRoos (2015),,Kasdin and Lin (2015),Blauberger and Weiss (2013),Schneider and Wallenburg (2013),Staples and Dalrymple (2016),…”