Vina Maria Ompusunggu, Ritha F. Dalimunthe, Elisabet Siahaan, Robert Sibarani. A NOVEL ECOSYSTEM MODEL FOR SUSTAINABLE TOURISM VILLAGES IN LAKE TOBA" (IT IS CONCISE, INTRODUCES A CATCHY ACADEMIC CONCEPT—"THE HUMAN INTEGRATOR" —AND SPECIFIES THE CONTEXT). jds [Internet]. 2026 Jul. 8 [cited 2026 Jul. 27];19(B):635-51. Available from: https://journalofdaoiststudies.org/index.php/journal/article/view/1238