Complex sentence: Kromm is credited as the pioneer that established the organizational foundation of archaeological study in the East indies, which strive to ensure that every archaeological findings, discoveries, explorations and studies were conducted and recorded correctly according to the scientific approach of modern archaeology.
Split into simpler sentences: Kromm is credited as the pioneer who established the organizational foundation of archaeological study in the East indies. The object of this was to attempt to ensure that every archaeological find, discovery, exploration and study was conducted and recorded correctly and in accord with the scientific approach of modern archaeology.