12361
12362
12363
Published in 2004
Repository
12364
12365
12366
by Loor Solórzano, Rey Gastón; Tarqui Freire, Omar Miguel; Zambrano, Ítalo; Benavides Vera, Jorge Ismael; Quijano Rivadeneira, Grisnel Carmelo; Casanova Mendoza, Teresa de Jesús; Sotomayor Cantos, Ignacio Antonio; Garzón Catota, Iván Arturo; Quiroz Vera, James Gonzalo; Mestanza Velasco, Saúl Aníbal; Párraga Vélez, Johan Reinaldo; Subía García, Cristian Roberto; Calderón Peña, Esteban Darío
Published in 2016
Repository
12367
Published in 1988
Repository
12368
12369
12370
12371
Published in 1974
Repository
12372
12373
Published in 1994
Repository
12374
Published in 1991
Repository
12375
12376
12377
by Cuesta, Xavier; Rivadeneira, Jorge; Fernández-Northcote, Enrique N.; Ritter, E.; León, A.; Flores, J; Espinoza, E.; Blas, R.
Published in 2019
Repository
12378
Published in 1984
Repository
12379
12380