v.27: Iss.1: no.309 (2019: Jan.)

v.27: Iss.2: no.310 (2019: Feb.)

v.27: Iss.3: no.311 (2019: Mar.)

v.27: Iss.4: no.312 (2019: Apr.)

v.27: Iss.5: no.313 (2019: May)

v.27: Iss.6: no.314 (2019: June)

v.27: Iss.7: no.315 (2019: July)

v.27: Iss.8: no.316 (2019: Aug.)

v.27: Iss.9: no.317 (2019: Sept.)

v.27: Iss.10: no.318 (2019: Oct.)

v.27: Iss.11: no.319 (2019: Nov.)

v.27: Iss.12: no.320 (2019: Dec.)