F1 gossip: Magnussen, Bottas, Williams, Key, Sauber

Haas driver Kevin Magnussen says he'll be pushing even harder in 2018 than he did last year, but will be mindful to stay out of the stewards' office. (F1i), external

Circuits in Vietnam and Miami are reportedly set to join the 2019 F1 calendar, with Argentina another possible addition to the schedule. (PlanetF1), external

Sauber's team principal Frederic Vasseur was satisfied with the first week of testing from Barcelona. (F1today), external

Valtteri Bottas will have "no excuses" in 2018, according to his Mercedes team-mate Lewis Hamilton. (Motorsport), external

Williams deputy team principal Claire Williams has called on Formula 1's new owners to take control of the sport's spiralling costs in order to protect the sport's long-term future. (F1i), external

Sauber Technical Director James Key was buoyant after a productive final day of the first pre-season test at the Circuit de Barcelona-Catalunya. (Checkeredflag), external

Lewis Hamilton wants to beat title rival Sebastian Vettel "at his best, because then it's more painful". (Crash), external

Hamilton says there is no doubt Max Verstappen has the ability to become world champion, and hopes he has more duels with the Red Bull driver this year. (Sky Sports), external

Renault say the best way to optimise the performance potential of their engines is to accept the inevitability of grid penalties at the tail end of the season. (ESPN), external

McLaren racing director Eric Boullier was happy with the progress his team made during the first pre-season test.(Motorsport), external

All 10 teams will take part in Pirelli's 2019 tyre development programme this year, a schedule which will include 10 two-day sessions and nine venues. (F1i), external

Williams deputy team principal Claire Williams says Liberty Media must ensure F1's future is protected, amid continued discussions over the direction the sport is taking. (Crash), external

F1 chairman emeritus Bernie Ecclestone thinks the sport should aim for cars powered solely by electricity. (Beyondtheflag.com), external

Four-time world champion Lewis Hamilton says he is still keen to prove he is the best driver in F1 on a level playing field. (EPSN.com), external

Sauber driver Marcus Ericsson says the team have more to learn from testing than others after updating their power supply. (Formula1.com), external

McLaren racing director Eric Boullier says "recovering mileage" was his team's priority during this week's testing phase. (Thecheckeredflag.co.uk), external

Haas team principal Gunther Steiner plays down suggestions that F1 might head to Bahrain for winter testing next year. (Paddocktalk.com), external

Fernando Alonso says the McLaren-Renault MCL33 "ran perfectly all day" as he completed the first pre-season test at the Circuit de Catalunya. (Crash.net), external

Ferrari driver Sebastian Vettel insists Lewis Hamilton and Mercedes are favourites to win the F1 titles again this season. (Firstpost.com), external

Red Bull driver Daniel Ricciardo will not hold talks over his contract until next month as he continues to weigh up his options. (Sky Sports), external

Robert Kubica has said fans and the media should not compare his times in testing to fellow Williams driver Sergey Sirotkin. (PlanetF1), external

McLaren executive director Zak Brown says he is not looking for a traditional title sponsor for his team as he is not interested in selling the name to the team. (Crash), external

Red Bull team principal Christian Horner says the reduced costs of testing in Barcelona rather than Bahrain are a false economy for teams when having to contend with adverse weather. (F1i), external

Force India chief operating officer Otmar Szafnauer says he is confident drivers Sergio Perez and Esteban Ocon are past the "conflict stage" of their partnership. (Crash), external

Valtteri Bottas wants to put pressure on Mercedes team-mate Lewis Hamilton and is not bothered if it creates friction. (Express), external

Red Bull boss Christian Horner says that Mercedes and Ferrari are working together in a bid to shape Formula 1. (ESPN), external

Renault driver Carlos Sainz says the Halo safety device forces drivers to guess track conditions because it does not detect light rain. (F1i), external

Renault will hold Red Bull to a May deadline to decide what Formula 1 engine they will use in 2019. (Reuters), external

Williams' new development driver Robert Kubica says he was pleasantly surprised by the performance of Williams' FW41. (Motosport), external

Lewis Hamilton says Mercedes know he is committed to the team and that he wants to extend his stay beyond the 2018 season.(ESPN), external

Force India say there is a "high probability" they will change their team name before the start of the season. (Motorsport), external

McLaren driver Stoffel Vandoorne says he sees no reason why the team's performance should not be on a par with Red Bull this season. (F1i), external

Former world champion Fernando Alonso believes his McLaren-Renault combination has "huge potential" - and thinks six teams are in "big trouble". (MotorSport), external

Renault's Nico Hulkenberg says the team's impressive start to 2018 pre-season shows how far they have come since he joined 12 months ago. (ESPN), external

Force India's Sergio Perez has been showing off his new helmet design. (Twitter), external

Kevin Magnussen and his Haas team are targeting big improvements in 2018. (F1i), external

A Vietnam Grand Prix could be on the calendar by 2020, says former F1 chief Bernie Ecclestone. (Reuters), external