Still Lost in Panama: The Real Tragedy on Pianista Trail. The case of Kris Kremers and Lisanne Froon, the New Book by Christian Hardinghaus and Annette Nenner. 

Amazon Link:

https://www.amazon.com/Still-Lost-Panama-Tragedy-Pianista-ebook/dp/B0CW1HXXQ9/ref=sr_1_1?crid=2U3WPEES29B1Z&dib=eyJ2IjoiMSJ9.c6Scofe-dB2Wb2tbyS8AWA.J6YUkpkkgq5i4qe7xQ0dAM_oMLnCoTSBs_0Nhhe2kL4&dib_tag=se&keywords=still+lost+in+panama&qid=1732122472&s=digital-text&sprefix=still+lost+in+panama%2Cdigital-text%2C135&sr=1-1

Authors Website:

https://www.still-lost-in-panama.com/

Youtube Channel:

https://www.youtube.com/@StillLostinPanama