Vol-3281⫷ Vol-3282 ⫸Vol-3283
urn:nbn:de:0074-3282-0


Vol-3282/icaiw_aiesd_12⫷Vol-3282/icaiw_aiesd_13⫸Vol-3282/icaiw_aiesd_14
Nelson Guillermo Granja CañizaresPablo Ricardo San Andrés ReyesIvonne Elizabeth Paredes Chévez

Valuation of the Impact of the Covid-19 Global Pandemic on the Sector of Professional, Technical, and Administrative Activities in Ecuador for the Year 2020