Dear colleagues, The Complex Engineering Systems Institute (ISCI) invites you to submit an abstract for LAND-TRANSLOG IV, a unique workshop that has been held in Chile with great success since 2011, merging the previously separate workshops LAND and TRANSLOG. The workshop will take place from December 8 to December 12, 2019 at a new great location; the Dreams Valdivia hotel in the south of Chile. We anticipate a variety of contributions. Please send your abstract by the deadline of September 1, 2019, after which an answer regarding acceptance will be sent on September 15, 2019. *Important: If required for travel fund purposes, we will happily provide express acceptance of papers upon reception of abstracts*. /Sincerely yours,// /Eduardo Álvarez, Cristián Cortés, Vladimir Marianov, Andrés Weintraub.​// /http://www.land-translog.cl/19/default/inicio/ //// ------------------------------------------------------------- --